66845000

素因数分解:

$2^3\times 5^4\times {\mathrm{29}}^1\times {\mathrm{461}}^1$

素因数の和:516

約数の個数: 80

約数和(自身を含む): 162369900

約数和(自身を除く): 95524900

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 29, 40, 50, 58, 100, 116, 125, 145, 200, 232, 250, 290, 461, 500, 580, 625, 725, 922, 1000, 1160, 1250, 1450, 1844, 2305, 2500, 2900, 3625, 3688, 4610, 5000, 5800, 7250, 9220, 11525, 13369, 14500, 18125, 18440, 23050, 26738, 29000, 36250, 46100, 53476, 57625, 66845, 72500, 92200, 106952, 115250, 133690, 145000, 230500, 267380, 288125, 334225, 461000, 534760, 576250, 668450, 1152500, 1336900, 1671125, 2305000, 2673800, 3342250, 6684500, 8355625, 13369000, 16711250, 33422500, 66845000]

約数ペア:

[(1, 66845000), (2, 33422500), (4, 16711250), (5, 13369000), (8, 8355625), (10, 6684500), (20, 3342250), (25, 2673800), (29, 2305000), (40, 1671125), (50, 1336900), (58, 1152500), (100, 668450), (116, 576250), (125, 534760), (145, 461000), (200, 334225), (232, 288125), (250, 267380), (290, 230500), (461, 145000), (500, 133690), (580, 115250), (625, 106952), (725, 92200), (922, 72500), (1000, 66845), (1160, 57625), (1250, 53476), (1450, 46100), (1844, 36250), (2305, 29000), (2500, 26738), (2900, 23050), (3625, 18440), (3688, 18125), (4610, 14500), (5000, 13369), (5800, 11525), (7250, 9220)]