72655960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8219}}^1$

素因数の和:8260

約数の個数: 64

約数和(自身を含む): 186429600

約数和(自身を除く): 113773640

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8219, 8840, 16438, 32876, 41095, 65752, 82190, 106847, 139723, 164380, 213694, 279446, 328760, 427388, 534235, 558892, 698615, 854776, 1068470, 1117784, 1397230, 1816399, 2136940, 2794460, 3632798, 4273880, 5588920, 7265596, 9081995, 14531192, 18163990, 36327980, 72655960]

約数ペア:

[(1, 72655960), (2, 36327980), (4, 18163990), (5, 14531192), (8, 9081995), (10, 7265596), (13, 5588920), (17, 4273880), (20, 3632798), (26, 2794460), (34, 2136940), (40, 1816399), (52, 1397230), (65, 1117784), (68, 1068470), (85, 854776), (104, 698615), (130, 558892), (136, 534235), (170, 427388), (221, 328760), (260, 279446), (340, 213694), (442, 164380), (520, 139723), (680, 106847), (884, 82190), (1105, 65752), (1768, 41095), (2210, 32876), (4420, 16438), (8219, 8840)]