72723520

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7331}}^1$

素因数の和:7379

約数の個数: 56

約数和(自身を含む): 178783488

約数和(自身を除く): 106059968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 7331, 9920, 14662, 29324, 36655, 58648, 73310, 117296, 146620, 227261, 234592, 293240, 454522, 469184, 586480, 909044, 1136305, 1172960, 1818088, 2272610, 2345920, 3636176, 4545220, 7272352, 9090440, 14544704, 18180880, 36361760, 72723520]

約数ペア:

[(1, 72723520), (2, 36361760), (4, 18180880), (5, 14544704), (8, 9090440), (10, 7272352), (16, 4545220), (20, 3636176), (31, 2345920), (32, 2272610), (40, 1818088), (62, 1172960), (64, 1136305), (80, 909044), (124, 586480), (155, 469184), (160, 454522), (248, 293240), (310, 234592), (320, 227261), (496, 146620), (620, 117296), (992, 73310), (1240, 58648), (1984, 36655), (2480, 29324), (4960, 14662), (7331, 9920)]