87273460

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1409}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 194241600

約数和(自身を除く): 106968140

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 163, 190, 326, 380, 652, 815, 1409, 1630, 2818, 3097, 3260, 5636, 6194, 7045, 12388, 14090, 15485, 26771, 28180, 30970, 53542, 61940, 107084, 133855, 229667, 267710, 459334, 535420, 918668, 1148335, 2296670, 4363673, 4593340, 8727346, 17454692, 21818365, 43636730, 87273460]

約数ペア:

[(1, 87273460), (2, 43636730), (4, 21818365), (5, 17454692), (10, 8727346), (19, 4593340), (20, 4363673), (38, 2296670), (76, 1148335), (95, 918668), (163, 535420), (190, 459334), (326, 267710), (380, 229667), (652, 133855), (815, 107084), (1409, 61940), (1630, 53542), (2818, 30970), (3097, 28180), (3260, 26771), (5636, 15485), (6194, 14090), (7045, 12388)]