13351780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{577}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 30587760

約数和(自身を除く): 17235980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 577, 890, 1154, 1157, 1780, 2308, 2314, 2885, 4628, 5770, 5785, 7501, 11540, 11570, 15002, 23140, 30004, 37505, 51353, 75010, 102706, 150020, 205412, 256765, 513530, 667589, 1027060, 1335178, 2670356, 3337945, 6675890, 13351780]

約数ペア:

[(1, 13351780), (2, 6675890), (4, 3337945), (5, 2670356), (10, 1335178), (13, 1027060), (20, 667589), (26, 513530), (52, 256765), (65, 205412), (89, 150020), (130, 102706), (178, 75010), (260, 51353), (356, 37505), (445, 30004), (577, 23140), (890, 15002), (1154, 11570), (1157, 11540), (1780, 7501), (2308, 5785), (2314, 5770), (2885, 4628)]