64529600

素因数分解:

$2^6\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1354

約数の個数: 84

約数和(自身を含む): 164031168

約数和(自身を除く): 99501568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 155, 160, 200, 248, 310, 320, 400, 496, 620, 775, 800, 992, 1240, 1301, 1550, 1600, 1984, 2480, 2602, 3100, 4960, 5204, 6200, 6505, 9920, 10408, 12400, 13010, 20816, 24800, 26020, 32525, 40331, 41632, 49600, 52040, 65050, 80662, 83264, 104080, 130100, 161324, 201655, 208160, 260200, 322648, 403310, 416320, 520400, 645296, 806620, 1008275, 1040800, 1290592, 1613240, 2016550, 2081600, 2581184, 3226480, 4033100, 6452960, 8066200, 12905920, 16132400, 32264800, 64529600]

約数ペア:

[(1, 64529600), (2, 32264800), (4, 16132400), (5, 12905920), (8, 8066200), (10, 6452960), (16, 4033100), (20, 3226480), (25, 2581184), (31, 2081600), (32, 2016550), (40, 1613240), (50, 1290592), (62, 1040800), (64, 1008275), (80, 806620), (100, 645296), (124, 520400), (155, 416320), (160, 403310), (200, 322648), (248, 260200), (310, 208160), (320, 201655), (400, 161324), (496, 130100), (620, 104080), (775, 83264), (800, 80662), (992, 65050), (1240, 52040), (1301, 49600), (1550, 41632), (1600, 40331), (1984, 32525), (2480, 26020), (2602, 24800), (3100, 20816), (4960, 13010), (5204, 12400), (6200, 10408), (6505, 9920)]