51031110

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:262

約数の個数: 128

約数和(自身を含む): 143700480

約数和(自身を除く): 92669370

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 17, 26, 30, 34, 39, 43, 51, 65, 78, 85, 86, 102, 129, 130, 170, 179, 195, 215, 221, 255, 258, 358, 390, 430, 442, 510, 537, 559, 645, 663, 731, 895, 1074, 1105, 1118, 1290, 1326, 1462, 1677, 1790, 2193, 2210, 2327, 2685, 2795, 3043, 3315, 3354, 3655, 4386, 4654, 5370, 5590, 6086, 6630, 6981, 7310, 7697, 8385, 9129, 9503, 10965, 11635, 13962, 15215, 15394, 16770, 18258, 19006, 21930, 23091, 23270, 28509, 30430, 34905, 38485, 39559, 45645, 46182, 47515, 57018, 69810, 76970, 79118, 91290, 95030, 100061, 115455, 118677, 130849, 142545, 197795, 200122, 230910, 237354, 261698, 285090, 300183, 392547, 395590, 500305, 593385, 600366, 654245, 785094, 1000610, 1186770, 1308490, 1500915, 1701037, 1962735, 3001830, 3402074, 3925470, 5103111, 8505185, 10206222, 17010370, 25515555, 51031110]

約数ペア:

[(1, 51031110), (2, 25515555), (3, 17010370), (5, 10206222), (6, 8505185), (10, 5103111), (13, 3925470), (15, 3402074), (17, 3001830), (26, 1962735), (30, 1701037), (34, 1500915), (39, 1308490), (43, 1186770), (51, 1000610), (65, 785094), (78, 654245), (85, 600366), (86, 593385), (102, 500305), (129, 395590), (130, 392547), (170, 300183), (179, 285090), (195, 261698), (215, 237354), (221, 230910), (255, 200122), (258, 197795), (358, 142545), (390, 130849), (430, 118677), (442, 115455), (510, 100061), (537, 95030), (559, 91290), (645, 79118), (663, 76970), (731, 69810), (895, 57018), (1074, 47515), (1105, 46182), (1118, 45645), (1290, 39559), (1326, 38485), (1462, 34905), (1677, 30430), (1790, 28509), (2193, 23270), (2210, 23091), (2327, 21930), (2685, 19006), (2795, 18258), (3043, 16770), (3315, 15394), (3354, 15215), (3655, 13962), (4386, 11635), (4654, 10965), (5370, 9503), (5590, 9129), (6086, 8385), (6630, 7697), (6981, 7310)]