20161609100

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{302273}}^1$

素因数の和:302339

約数の個数: 72

約数和(自身を含む): 47227289760

約数和(自身を除く): 27065680660

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 29, 46, 50, 58, 92, 100, 115, 116, 145, 230, 290, 460, 575, 580, 667, 725, 1150, 1334, 1450, 2300, 2668, 2900, 3335, 6670, 13340, 16675, 33350, 66700, 302273, 604546, 1209092, 1511365, 3022730, 6045460, 6952279, 7556825, 8765917, 13904558, 15113650, 17531834, 27809116, 30227300, 34761395, 35063668, 43829585, 69522790, 87659170, 139045580, 173806975, 175318340, 201616091, 219147925, 347613950, 403232182, 438295850, 695227900, 806464364, 876591700, 1008080455, 2016160910, 4032321820, 5040402275, 10080804550, 20161609100]

約数ペア:

[(1, 20161609100), (2, 10080804550), (4, 5040402275), (5, 4032321820), (10, 2016160910), (20, 1008080455), (23, 876591700), (25, 806464364), (29, 695227900), (46, 438295850), (50, 403232182), (58, 347613950), (92, 219147925), (100, 201616091), (115, 175318340), (116, 173806975), (145, 139045580), (230, 87659170), (290, 69522790), (460, 43829585), (575, 35063668), (580, 34761395), (667, 30227300), (725, 27809116), (1150, 17531834), (1334, 15113650), (1450, 13904558), (2300, 8765917), (2668, 7556825), (2900, 6952279), (3335, 6045460), (6670, 3022730), (13340, 1511365), (16675, 1209092), (33350, 604546), (66700, 302273)]