40587500

素因数分解:

$2^2\times 5^5\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:237

約数の個数: 72

約数和(自身を含む): 94493952

約数和(自身を除く): 53906452

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 191, 250, 340, 382, 425, 500, 625, 764, 850, 955, 1250, 1700, 1910, 2125, 2500, 3125, 3247, 3820, 4250, 4775, 6250, 6494, 8500, 9550, 10625, 12500, 12988, 16235, 19100, 21250, 23875, 32470, 42500, 47750, 53125, 64940, 81175, 95500, 106250, 119375, 162350, 212500, 238750, 324700, 405875, 477500, 596875, 811750, 1193750, 1623500, 2029375, 2387500, 4058750, 8117500, 10146875, 20293750, 40587500]

約数ペア:

[(1, 40587500), (2, 20293750), (4, 10146875), (5, 8117500), (10, 4058750), (17, 2387500), (20, 2029375), (25, 1623500), (34, 1193750), (50, 811750), (68, 596875), (85, 477500), (100, 405875), (125, 324700), (170, 238750), (191, 212500), (250, 162350), (340, 119375), (382, 106250), (425, 95500), (500, 81175), (625, 64940), (764, 53125), (850, 47750), (955, 42500), (1250, 32470), (1700, 23875), (1910, 21250), (2125, 19100), (2500, 16235), (3125, 12988), (3247, 12500), (3820, 10625), (4250, 9550), (4775, 8500), (6250, 6494)]