68108445

素因数分解:

$3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1$

素因数の和:256

約数の個数: 80

約数和(自身を含む): 131725440

約数和(自身を除く): 63616995

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 53, 57, 81, 95, 135, 159, 167, 171, 265, 285, 405, 477, 501, 513, 795, 835, 855, 1007, 1431, 1503, 1539, 2385, 2505, 2565, 3021, 3173, 4293, 4509, 5035, 7155, 7515, 7695, 8851, 9063, 9519, 13527, 15105, 15865, 21465, 22545, 26553, 27189, 28557, 44255, 45315, 47595, 67635, 79659, 81567, 85671, 132765, 135945, 142785, 168169, 238977, 257013, 398295, 407835, 428355, 504507, 716931, 840845, 1194885, 1285065, 1513521, 2522535, 3584655, 4540563, 7567605, 13621689, 22702815, 68108445]

約数ペア:

[(1, 68108445), (3, 22702815), (5, 13621689), (9, 7567605), (15, 4540563), (19, 3584655), (27, 2522535), (45, 1513521), (53, 1285065), (57, 1194885), (81, 840845), (95, 716931), (135, 504507), (159, 428355), (167, 407835), (171, 398295), (265, 257013), (285, 238977), (405, 168169), (477, 142785), (501, 135945), (513, 132765), (795, 85671), (835, 81567), (855, 79659), (1007, 67635), (1431, 47595), (1503, 45315), (1539, 44255), (2385, 28557), (2505, 27189), (2565, 26553), (3021, 22545), (3173, 21465), (4293, 15865), (4509, 15105), (5035, 13527), (7155, 9519), (7515, 9063), (7695, 8851)]