64528360

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{4003}}^1$

素因数の和:4058

約数の個数: 64

約数和(自身を含む): 161441280

約数和(自身を除く): 96912920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4003, 4030, 8006, 8060, 16012, 16120, 20015, 32024, 40030, 52039, 80060, 104078, 124093, 160120, 208156, 248186, 260195, 416312, 496372, 520390, 620465, 992744, 1040780, 1240930, 1613209, 2081560, 2481860, 3226418, 4963720, 6452836, 8066045, 12905672, 16132090, 32264180, 64528360]

約数ペア:

[(1, 64528360), (2, 32264180), (4, 16132090), (5, 12905672), (8, 8066045), (10, 6452836), (13, 4963720), (20, 3226418), (26, 2481860), (31, 2081560), (40, 1613209), (52, 1240930), (62, 1040780), (65, 992744), (104, 620465), (124, 520390), (130, 496372), (155, 416312), (248, 260195), (260, 248186), (310, 208156), (403, 160120), (520, 124093), (620, 104078), (806, 80060), (1240, 52039), (1612, 40030), (2015, 32024), (3224, 20015), (4003, 16120), (4030, 16012), (8006, 8060)]