20346941025

素因数分解:

$3^2\times 5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{503}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 38714772096

約数和(自身を除く): 18367831071

約数列:

[1, 3, 5, 9, 15, 25, 37, 43, 45, 75, 111, 113, 129, 185, 215, 225, 333, 339, 387, 503, 555, 565, 645, 925, 1017, 1075, 1509, 1591, 1665, 1695, 1935, 2515, 2775, 2825, 3225, 4181, 4527, 4773, 4859, 5085, 7545, 7955, 8325, 8475, 9675, 12543, 12575, 14319, 14577, 18611, 20905, 21629, 22635, 23865, 24295, 25425, 37629, 37725, 39775, 43731, 55833, 56839, 62715, 64887, 71595, 72885, 93055, 104525, 108145, 113175, 119325, 121475, 167499, 170517, 179783, 188145, 194661, 218655, 279165, 284195, 313575, 324435, 357975, 364425, 465275, 511551, 539349, 540725, 800273, 837495, 852585, 898915, 940725, 973305, 1093275, 1395825, 1420975, 1618047, 1622175, 2103043, 2400819, 2444077, 2557755, 2696745, 4001365, 4187475, 4262925, 4494575, 4866525, 6309129, 7202457, 7332231, 8090235, 10515215, 12004095, 12220385, 12788775, 13483725, 18927387, 20006825, 21996693, 31545645, 36012285, 36661155, 40451175, 52576075, 60020475, 61101925, 90430849, 94636935, 109983465, 157728225, 180061425, 183305775, 271292547, 452154245, 473184675, 549917325, 813877641, 1356462735, 2260771225, 4069388205, 6782313675, 20346941025]

約数ペア:

[(1, 20346941025), (3, 6782313675), (5, 4069388205), (9, 2260771225), (15, 1356462735), (25, 813877641), (37, 549917325), (43, 473184675), (45, 452154245), (75, 271292547), (111, 183305775), (113, 180061425), (129, 157728225), (185, 109983465), (215, 94636935), (225, 90430849), (333, 61101925), (339, 60020475), (387, 52576075), (503, 40451175), (555, 36661155), (565, 36012285), (645, 31545645), (925, 21996693), (1017, 20006825), (1075, 18927387), (1509, 13483725), (1591, 12788775), (1665, 12220385), (1695, 12004095), (1935, 10515215), (2515, 8090235), (2775, 7332231), (2825, 7202457), (3225, 6309129), (4181, 4866525), (4527, 4494575), (4773, 4262925), (4859, 4187475), (5085, 4001365), (7545, 2696745), (7955, 2557755), (8325, 2444077), (8475, 2400819), (9675, 2103043), (12543, 1622175), (12575, 1618047), (14319, 1420975), (14577, 1395825), (18611, 1093275), (20905, 973305), (21629, 940725), (22635, 898915), (23865, 852585), (24295, 837495), (25425, 800273), (37629, 540725), (37725, 539349), (39775, 511551), (43731, 465275), (55833, 364425), (56839, 357975), (62715, 324435), (64887, 313575), (71595, 284195), (72885, 279165), (93055, 218655), (104525, 194661), (108145, 188145), (113175, 179783), (119325, 170517), (121475, 167499)]