86896720

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{947}}^1$

素因数の和:1028

約数の個数: 80

約数和(自身を含む): 214414848

約数和(自身を除く): 127518128

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 37, 40, 62, 74, 80, 124, 148, 155, 185, 248, 296, 310, 370, 496, 592, 620, 740, 947, 1147, 1240, 1480, 1894, 2294, 2480, 2960, 3788, 4588, 4735, 5735, 7576, 9176, 9470, 11470, 15152, 18352, 18940, 22940, 29357, 35039, 37880, 45880, 58714, 70078, 75760, 91760, 117428, 140156, 146785, 175195, 234856, 280312, 293570, 350390, 469712, 560624, 587140, 700780, 1086209, 1174280, 1401560, 2172418, 2348560, 2803120, 4344836, 5431045, 8689672, 10862090, 17379344, 21724180, 43448360, 86896720]

約数ペア:

[(1, 86896720), (2, 43448360), (4, 21724180), (5, 17379344), (8, 10862090), (10, 8689672), (16, 5431045), (20, 4344836), (31, 2803120), (37, 2348560), (40, 2172418), (62, 1401560), (74, 1174280), (80, 1086209), (124, 700780), (148, 587140), (155, 560624), (185, 469712), (248, 350390), (296, 293570), (310, 280312), (370, 234856), (496, 175195), (592, 146785), (620, 140156), (740, 117428), (947, 91760), (1147, 75760), (1240, 70078), (1480, 58714), (1894, 45880), (2294, 37880), (2480, 35039), (2960, 29357), (3788, 22940), (4588, 18940), (4735, 18352), (5735, 15152), (7576, 11470), (9176, 9470)]