72913250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 144050400

約数和(自身を除く): 71137150

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 89, 113, 125, 145, 178, 226, 250, 290, 445, 565, 725, 890, 1130, 1450, 2225, 2581, 2825, 3277, 3625, 4450, 5162, 5650, 6554, 7250, 10057, 11125, 12905, 14125, 16385, 20114, 22250, 25810, 28250, 32770, 50285, 64525, 81925, 100570, 129050, 163850, 251425, 291653, 322625, 409625, 502850, 583306, 645250, 819250, 1257125, 1458265, 2514250, 2916530, 7291325, 14582650, 36456625, 72913250]

約数ペア:

[(1, 72913250), (2, 36456625), (5, 14582650), (10, 7291325), (25, 2916530), (29, 2514250), (50, 1458265), (58, 1257125), (89, 819250), (113, 645250), (125, 583306), (145, 502850), (178, 409625), (226, 322625), (250, 291653), (290, 251425), (445, 163850), (565, 129050), (725, 100570), (890, 81925), (1130, 64525), (1450, 50285), (2225, 32770), (2581, 28250), (2825, 25810), (3277, 22250), (3625, 20114), (4450, 16385), (5162, 14125), (5650, 12905), (6554, 11125), (7250, 10057)]