66248240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26713}}^1$

素因数の和:26757

約数の個数: 40

約数和(自身を含む): 159001728

約数和(自身を除く): 92753488

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 26713, 53426, 106852, 133565, 213704, 267130, 427408, 534260, 828103, 1068520, 1656206, 2137040, 3312412, 4140515, 6624824, 8281030, 13249648, 16562060, 33124120, 66248240]

約数ペア:

[(1, 66248240), (2, 33124120), (4, 16562060), (5, 13249648), (8, 8281030), (10, 6624824), (16, 4140515), (20, 3312412), (31, 2137040), (40, 1656206), (62, 1068520), (80, 828103), (124, 534260), (155, 427408), (248, 267130), (310, 213704), (496, 133565), (620, 106852), (1240, 53426), (2480, 26713)]