66349700

素因数分解:

$2^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 72

約数和(自身を含む): 149339400

約数和(自身を除く): 82989700

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 61, 73, 100, 122, 146, 149, 244, 292, 298, 305, 365, 596, 610, 730, 745, 1220, 1460, 1490, 1525, 1825, 2980, 3050, 3650, 3725, 4453, 6100, 7300, 7450, 8906, 9089, 10877, 14900, 17812, 18178, 21754, 22265, 36356, 43508, 44530, 45445, 54385, 89060, 90890, 108770, 111325, 181780, 217540, 222650, 227225, 271925, 445300, 454450, 543850, 663497, 908900, 1087700, 1326994, 2653988, 3317485, 6634970, 13269940, 16587425, 33174850, 66349700]

約数ペア:

[(1, 66349700), (2, 33174850), (4, 16587425), (5, 13269940), (10, 6634970), (20, 3317485), (25, 2653988), (50, 1326994), (61, 1087700), (73, 908900), (100, 663497), (122, 543850), (146, 454450), (149, 445300), (244, 271925), (292, 227225), (298, 222650), (305, 217540), (365, 181780), (596, 111325), (610, 108770), (730, 90890), (745, 89060), (1220, 54385), (1460, 45445), (1490, 44530), (1525, 43508), (1825, 36356), (2980, 22265), (3050, 21754), (3650, 18178), (3725, 17812), (4453, 14900), (6100, 10877), (7300, 9089), (7450, 8906)]