71086720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3583}}^1$

素因数の和:3633

約数の個数: 64

約数和(自身を含む): 175472640

約数和(自身を除く): 104385920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3583, 3968, 4960, 7166, 9920, 14332, 17915, 19840, 28664, 35830, 57328, 71660, 111073, 114656, 143320, 222146, 229312, 286640, 444292, 458624, 555365, 573280, 888584, 1110730, 1146560, 1777168, 2221460, 2293120, 3554336, 4442920, 7108672, 8885840, 14217344, 17771680, 35543360, 71086720]

約数ペア:

[(1, 71086720), (2, 35543360), (4, 17771680), (5, 14217344), (8, 8885840), (10, 7108672), (16, 4442920), (20, 3554336), (31, 2293120), (32, 2221460), (40, 1777168), (62, 1146560), (64, 1110730), (80, 888584), (124, 573280), (128, 555365), (155, 458624), (160, 444292), (248, 286640), (310, 229312), (320, 222146), (496, 143320), (620, 114656), (640, 111073), (992, 71660), (1240, 57328), (1984, 35830), (2480, 28664), (3583, 19840), (3968, 17915), (4960, 14332), (7166, 9920)]