86667320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1889}}^1$

素因数の和:1968

約数の個数: 64

約数和(自身を含む): 206841600

約数和(自身を除く): 120174280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 37, 40, 62, 74, 124, 148, 155, 185, 248, 296, 310, 370, 620, 740, 1147, 1240, 1480, 1889, 2294, 3778, 4588, 5735, 7556, 9176, 9445, 11470, 15112, 18890, 22940, 37780, 45880, 58559, 69893, 75560, 117118, 139786, 234236, 279572, 292795, 349465, 468472, 559144, 585590, 698930, 1171180, 1397860, 2166683, 2342360, 2795720, 4333366, 8666732, 10833415, 17333464, 21666830, 43333660, 86667320]

約数ペア:

[(1, 86667320), (2, 43333660), (4, 21666830), (5, 17333464), (8, 10833415), (10, 8666732), (20, 4333366), (31, 2795720), (37, 2342360), (40, 2166683), (62, 1397860), (74, 1171180), (124, 698930), (148, 585590), (155, 559144), (185, 468472), (248, 349465), (296, 292795), (310, 279572), (370, 234236), (620, 139786), (740, 117118), (1147, 75560), (1240, 69893), (1480, 58559), (1889, 45880), (2294, 37780), (3778, 22940), (4588, 18890), (5735, 15112), (7556, 11470), (9176, 9445)]