2016748825

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 3380200320

約数和(自身を除く): 1363451495

約数列:

[1, 5, 7, 13, 19, 25, 35, 37, 65, 91, 95, 97, 133, 169, 175, 185, 247, 259, 325, 455, 475, 481, 485, 665, 679, 703, 845, 925, 1183, 1235, 1261, 1295, 1729, 1843, 2275, 2405, 2425, 3211, 3325, 3367, 3395, 3515, 3589, 4225, 4921, 5915, 6175, 6253, 6305, 6475, 8645, 8827, 9139, 9215, 12025, 12901, 16055, 16393, 16835, 16975, 17575, 17945, 22477, 23959, 24605, 25123, 29575, 31265, 31525, 43225, 43771, 44135, 45695, 46075, 46657, 63973, 64505, 68191, 80275, 81965, 84175, 89725, 112385, 114751, 118807, 119795, 123025, 125615, 156325, 167713, 218855, 220675, 228475, 233285, 311467, 319865, 322525, 326599, 340955, 409825, 477337, 561925, 573755, 594035, 598975, 606541, 628075, 831649, 838565, 886483, 1094275, 1166425, 1557335, 1599325, 1632995, 1704775, 2180269, 2386685, 2868775, 2970175, 3032705, 4158245, 4192825, 4245787, 4432415, 6205381, 7786675, 8164975, 10901345, 11524279, 11933425, 15163525, 20791225, 21228935, 22162075, 31026905, 54506725, 57621395, 80669953, 106144675, 155134525, 288106975, 403349765, 2016748825]

約数ペア:

[(1, 2016748825), (5, 403349765), (7, 288106975), (13, 155134525), (19, 106144675), (25, 80669953), (35, 57621395), (37, 54506725), (65, 31026905), (91, 22162075), (95, 21228935), (97, 20791225), (133, 15163525), (169, 11933425), (175, 11524279), (185, 10901345), (247, 8164975), (259, 7786675), (325, 6205381), (455, 4432415), (475, 4245787), (481, 4192825), (485, 4158245), (665, 3032705), (679, 2970175), (703, 2868775), (845, 2386685), (925, 2180269), (1183, 1704775), (1235, 1632995), (1261, 1599325), (1295, 1557335), (1729, 1166425), (1843, 1094275), (2275, 886483), (2405, 838565), (2425, 831649), (3211, 628075), (3325, 606541), (3367, 598975), (3395, 594035), (3515, 573755), (3589, 561925), (4225, 477337), (4921, 409825), (5915, 340955), (6175, 326599), (6253, 322525), (6305, 319865), (6475, 311467), (8645, 233285), (8827, 228475), (9139, 220675), (9215, 218855), (12025, 167713), (12901, 156325), (16055, 125615), (16393, 123025), (16835, 119795), (16975, 118807), (17575, 114751), (17945, 112385), (22477, 89725), (23959, 84175), (24605, 81965), (25123, 80275), (29575, 68191), (31265, 64505), (31525, 63973), (43225, 46657), (43771, 46075), (44135, 45695)]