215341750

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:586

約数の個数: 64

約数和(自身を含む): 437778432

約数和(自身を除く): 222436682

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 173, 250, 325, 346, 383, 650, 766, 865, 1625, 1730, 1915, 2249, 3250, 3830, 4325, 4498, 4979, 8650, 9575, 9958, 11245, 19150, 21625, 22490, 24895, 43250, 47875, 49790, 56225, 66259, 95750, 112450, 124475, 132518, 248950, 281125, 331295, 562250, 622375, 662590, 861367, 1244750, 1656475, 1722734, 3312950, 4306835, 8282375, 8613670, 16564750, 21534175, 43068350, 107670875, 215341750]

約数ペア:

[(1, 215341750), (2, 107670875), (5, 43068350), (10, 21534175), (13, 16564750), (25, 8613670), (26, 8282375), (50, 4306835), (65, 3312950), (125, 1722734), (130, 1656475), (173, 1244750), (250, 861367), (325, 662590), (346, 622375), (383, 562250), (650, 331295), (766, 281125), (865, 248950), (1625, 132518), (1730, 124475), (1915, 112450), (2249, 95750), (3250, 66259), (3830, 56225), (4325, 49790), (4498, 47875), (4979, 43250), (8650, 24895), (9575, 22490), (9958, 21625), (11245, 19150)]