85976020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10667}}^1$

素因数の和:10720

約数の個数: 48

約数和(自身を含む): 200729088

約数和(自身を除く): 114753068

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10667, 21334, 42668, 53335, 106670, 138671, 213340, 277342, 330677, 554684, 661354, 693355, 1322708, 1386710, 1653385, 2773420, 3306770, 4298801, 6613540, 8597602, 17195204, 21494005, 42988010, 85976020]

約数ペア:

[(1, 85976020), (2, 42988010), (4, 21494005), (5, 17195204), (10, 8597602), (13, 6613540), (20, 4298801), (26, 3306770), (31, 2773420), (52, 1653385), (62, 1386710), (65, 1322708), (124, 693355), (130, 661354), (155, 554684), (260, 330677), (310, 277342), (403, 213340), (620, 138671), (806, 106670), (1612, 53335), (2015, 42668), (4030, 21334), (8060, 10667)]