144638750

素因数分解:

$2^1\times 5^4\times {\mathrm{251}}^1\times {\mathrm{461}}^1$

素因数の和:734

約数の個数: 40

約数和(自身を含む): 272781432

約数和(自身を除く): 128142682

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 251, 461, 502, 625, 922, 1250, 1255, 2305, 2510, 4610, 6275, 11525, 12550, 23050, 31375, 57625, 62750, 115250, 115711, 156875, 231422, 288125, 313750, 576250, 578555, 1157110, 2892775, 5785550, 14463875, 28927750, 72319375, 144638750]

約数ペア:

[(1, 144638750), (2, 72319375), (5, 28927750), (10, 14463875), (25, 5785550), (50, 2892775), (125, 1157110), (250, 578555), (251, 576250), (461, 313750), (502, 288125), (625, 231422), (922, 156875), (1250, 115711), (1255, 115250), (2305, 62750), (2510, 57625), (4610, 31375), (6275, 23050), (11525, 12550)]