20162617475

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{3613}}^1$

素因数の和:3877

約数の個数: 96

約数和(自身を含む): 33728507904

約数和(自身を除く): 13565890429

約数列:

[1, 5, 7, 11, 13, 25, 35, 55, 65, 77, 91, 143, 175, 223, 275, 325, 385, 455, 715, 1001, 1115, 1561, 1925, 2275, 2453, 2899, 3575, 3613, 5005, 5575, 7805, 12265, 14495, 17171, 18065, 20293, 25025, 25291, 31889, 39025, 39743, 46969, 61325, 72475, 85855, 90325, 101465, 126455, 159445, 198715, 223223, 234845, 278201, 328783, 429275, 507325, 516659, 632275, 797225, 805699, 993575, 1116115, 1174225, 1391005, 1643915, 2583295, 3616613, 4028495, 5580575, 5639893, 6955025, 8219575, 8862689, 10474087, 12916475, 18083065, 20142475, 28199465, 44313445, 52370435, 62038823, 73318609, 90415325, 115214957, 140997325, 221567225, 261852175, 310194115, 366593045, 576074785, 806504699, 1550970575, 1832965225, 2880373925, 4032523495, 20162617475]

約数ペア:

[(1, 20162617475), (5, 4032523495), (7, 2880373925), (11, 1832965225), (13, 1550970575), (25, 806504699), (35, 576074785), (55, 366593045), (65, 310194115), (77, 261852175), (91, 221567225), (143, 140997325), (175, 115214957), (223, 90415325), (275, 73318609), (325, 62038823), (385, 52370435), (455, 44313445), (715, 28199465), (1001, 20142475), (1115, 18083065), (1561, 12916475), (1925, 10474087), (2275, 8862689), (2453, 8219575), (2899, 6955025), (3575, 5639893), (3613, 5580575), (5005, 4028495), (5575, 3616613), (7805, 2583295), (12265, 1643915), (14495, 1391005), (17171, 1174225), (18065, 1116115), (20293, 993575), (25025, 805699), (25291, 797225), (31889, 632275), (39025, 516659), (39743, 507325), (46969, 429275), (61325, 328783), (72475, 278201), (85855, 234845), (90325, 223223), (101465, 198715), (126455, 159445)]