325520520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{208667}}^1$

素因数の和:208694

約数の個数: 64

約数和(自身を含む): 1051686720

約数和(自身を除く): 726166200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 208667, 417334, 626001, 834668, 1043335, 1252002, 1669336, 2086670, 2504004, 2712671, 3130005, 4173340, 5008008, 5425342, 6260010, 8138013, 8346680, 10850684, 12520020, 13563355, 16276026, 21701368, 25040040, 27126710, 32552052, 40690065, 54253420, 65104104, 81380130, 108506840, 162760260, 325520520]

約数ペア:

[(1, 325520520), (2, 162760260), (3, 108506840), (4, 81380130), (5, 65104104), (6, 54253420), (8, 40690065), (10, 32552052), (12, 27126710), (13, 25040040), (15, 21701368), (20, 16276026), (24, 13563355), (26, 12520020), (30, 10850684), (39, 8346680), (40, 8138013), (52, 6260010), (60, 5425342), (65, 5008008), (78, 4173340), (104, 3130005), (120, 2712671), (130, 2504004), (156, 2086670), (195, 1669336), (260, 1252002), (312, 1043335), (390, 834668), (520, 626001), (780, 417334), (1560, 208667)]