211301805525

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{4421}}^1$

素因数の和:4863

約数の個数: 96

約数和(自身を含む): 367704370176

約数和(自身を除く): 156402564651

約数列:

[1, 3, 5, 15, 25, 31, 61, 75, 93, 155, 183, 305, 337, 465, 775, 915, 1011, 1525, 1685, 1891, 2325, 4421, 4575, 5055, 5673, 8425, 9455, 10447, 13263, 20557, 22105, 25275, 28365, 31341, 47275, 52235, 61671, 66315, 102785, 110525, 137051, 141825, 156705, 261175, 269681, 308355, 331575, 411153, 513925, 637267, 685255, 783525, 809043, 1348405, 1489877, 1541775, 1911801, 2055765, 3186335, 3426275, 4045215, 4469631, 6742025, 7449385, 8360111, 9559005, 10278825, 15931675, 20226075, 22348155, 25080333, 37246925, 41800555, 46186187, 47795025, 90882497, 111740775, 125401665, 138558561, 209002775, 230930935, 272647491, 454412485, 627008325, 692792805, 1154654675, 1363237455, 2272062425, 2817357407, 3463964025, 6816187275, 8452072221, 14086787035, 42260361105, 70433935175, 211301805525]

約数ペア:

[(1, 211301805525), (3, 70433935175), (5, 42260361105), (15, 14086787035), (25, 8452072221), (31, 6816187275), (61, 3463964025), (75, 2817357407), (93, 2272062425), (155, 1363237455), (183, 1154654675), (305, 692792805), (337, 627008325), (465, 454412485), (775, 272647491), (915, 230930935), (1011, 209002775), (1525, 138558561), (1685, 125401665), (1891, 111740775), (2325, 90882497), (4421, 47795025), (4575, 46186187), (5055, 41800555), (5673, 37246925), (8425, 25080333), (9455, 22348155), (10447, 20226075), (13263, 15931675), (20557, 10278825), (22105, 9559005), (25275, 8360111), (28365, 7449385), (31341, 6742025), (47275, 4469631), (52235, 4045215), (61671, 3426275), (66315, 3186335), (102785, 2055765), (110525, 1911801), (137051, 1541775), (141825, 1489877), (156705, 1348405), (261175, 809043), (269681, 783525), (308355, 685255), (331575, 637267), (411153, 513925)]