641710290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{16963}}^1$

素因数の和:17083

約数の個数: 64

約数和(自身を含む): 1675771776

約数和(自身を除く): 1034061486

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 97, 130, 194, 195, 291, 390, 485, 582, 970, 1261, 1455, 2522, 2910, 3783, 6305, 7566, 12610, 16963, 18915, 33926, 37830, 50889, 84815, 101778, 169630, 220519, 254445, 441038, 508890, 661557, 1102595, 1323114, 1645411, 2205190, 3290822, 3307785, 4936233, 6615570, 8227055, 9872466, 16454110, 21390343, 24681165, 42780686, 49362330, 64171029, 106951715, 128342058, 213903430, 320855145, 641710290]

約数ペア:

[(1, 641710290), (2, 320855145), (3, 213903430), (5, 128342058), (6, 106951715), (10, 64171029), (13, 49362330), (15, 42780686), (26, 24681165), (30, 21390343), (39, 16454110), (65, 9872466), (78, 8227055), (97, 6615570), (130, 4936233), (194, 3307785), (195, 3290822), (291, 2205190), (390, 1645411), (485, 1323114), (582, 1102595), (970, 661557), (1261, 508890), (1455, 441038), (2522, 254445), (2910, 220519), (3783, 169630), (6305, 101778), (7566, 84815), (12610, 50889), (16963, 37830), (18915, 33926)]