48727640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1129}}^1$

素因数の和:1236

約数の個数: 64

約数和(自身を含む): 119599200

約数和(自身を除く): 70871560

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 83, 104, 130, 166, 260, 332, 415, 520, 664, 830, 1079, 1129, 1660, 2158, 2258, 3320, 4316, 4516, 5395, 5645, 8632, 9032, 10790, 11290, 14677, 21580, 22580, 29354, 43160, 45160, 58708, 73385, 93707, 117416, 146770, 187414, 293540, 374828, 468535, 587080, 749656, 937070, 1218191, 1874140, 2436382, 3748280, 4872764, 6090955, 9745528, 12181910, 24363820, 48727640]

約数ペア:

[(1, 48727640), (2, 24363820), (4, 12181910), (5, 9745528), (8, 6090955), (10, 4872764), (13, 3748280), (20, 2436382), (26, 1874140), (40, 1218191), (52, 937070), (65, 749656), (83, 587080), (104, 468535), (130, 374828), (166, 293540), (260, 187414), (332, 146770), (415, 117416), (520, 93707), (664, 73385), (830, 58708), (1079, 45160), (1129, 43160), (1660, 29354), (2158, 22580), (2258, 21580), (3320, 14677), (4316, 11290), (4516, 10790), (5395, 9032), (5645, 8632)]