18499945300

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{389}}^1\times {\mathrm{2749}}^1$

素因数の和:3325

約数の個数: 72

約数和(自身を含む): 40495455000

約数和(自身を除く): 21995509700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 389, 692, 778, 865, 1556, 1730, 1945, 2749, 3460, 3890, 4325, 5498, 7780, 8650, 9725, 10996, 13745, 17300, 19450, 27490, 38900, 54980, 67297, 68725, 134594, 137450, 269188, 274900, 336485, 475577, 672970, 951154, 1069361, 1345940, 1682425, 1902308, 2138722, 2377885, 3364850, 4277444, 4755770, 5346805, 6729700, 9511540, 10693610, 11889425, 21387220, 23778850, 26734025, 47557700, 53468050, 106936100, 184999453, 369998906, 739997812, 924997265, 1849994530, 3699989060, 4624986325, 9249972650, 18499945300]

約数ペア:

[(1, 18499945300), (2, 9249972650), (4, 4624986325), (5, 3699989060), (10, 1849994530), (20, 924997265), (25, 739997812), (50, 369998906), (100, 184999453), (173, 106936100), (346, 53468050), (389, 47557700), (692, 26734025), (778, 23778850), (865, 21387220), (1556, 11889425), (1730, 10693610), (1945, 9511540), (2749, 6729700), (3460, 5346805), (3890, 4755770), (4325, 4277444), (5498, 3364850), (7780, 2377885), (8650, 2138722), (9725, 1902308), (10996, 1682425), (13745, 1345940), (17300, 1069361), (19450, 951154), (27490, 672970), (38900, 475577), (54980, 336485), (67297, 274900), (68725, 269188), (134594, 137450)]