87088300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2161}}^1$

素因数の和:2219

約数の個数: 72

約数和(自身を含む): 210180992

約数和(自身を除く): 123092692

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 2161, 3100, 4030, 4322, 8060, 8644, 10075, 10805, 20150, 21610, 28093, 40300, 43220, 54025, 56186, 66991, 108050, 112372, 133982, 140465, 216100, 267964, 280930, 334955, 561860, 669910, 702325, 870883, 1339820, 1404650, 1674775, 1741766, 2809300, 3349550, 3483532, 4354415, 6699100, 8708830, 17417660, 21772075, 43544150, 87088300]

約数ペア:

[(1, 87088300), (2, 43544150), (4, 21772075), (5, 17417660), (10, 8708830), (13, 6699100), (20, 4354415), (25, 3483532), (26, 3349550), (31, 2809300), (50, 1741766), (52, 1674775), (62, 1404650), (65, 1339820), (100, 870883), (124, 702325), (130, 669910), (155, 561860), (260, 334955), (310, 280930), (325, 267964), (403, 216100), (620, 140465), (650, 133982), (775, 112372), (806, 108050), (1300, 66991), (1550, 56186), (1612, 54025), (2015, 43220), (2161, 40300), (3100, 28093), (4030, 21610), (4322, 20150), (8060, 10805), (8644, 10075)]