20105355010

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{853}}^1\times {\mathrm{7883}}^1$

素因数の和:8779

約数の個数: 64

約数和(自身を含む): 40720796928

約数和(自身を除く): 20615441918

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 853, 1495, 1706, 2990, 4265, 7883, 8530, 11089, 15766, 19619, 22178, 39238, 39415, 55445, 78830, 98095, 102479, 110890, 181309, 196190, 204958, 255047, 362618, 510094, 512395, 906545, 1024790, 1275235, 1813090, 2357017, 2550470, 4714034, 6724199, 11785085, 13448398, 23570170, 33620995, 67241990, 87414587, 154656577, 174829174, 309313154, 437072935, 773282885, 874145870, 1546565770, 2010535501, 4021071002, 10052677505, 20105355010]

約数ペア:

[(1, 20105355010), (2, 10052677505), (5, 4021071002), (10, 2010535501), (13, 1546565770), (23, 874145870), (26, 773282885), (46, 437072935), (65, 309313154), (115, 174829174), (130, 154656577), (230, 87414587), (299, 67241990), (598, 33620995), (853, 23570170), (1495, 13448398), (1706, 11785085), (2990, 6724199), (4265, 4714034), (7883, 2550470), (8530, 2357017), (11089, 1813090), (15766, 1275235), (19619, 1024790), (22178, 906545), (39238, 512395), (39415, 510094), (55445, 362618), (78830, 255047), (98095, 204958), (102479, 196190), (110890, 181309)]