66338500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{6983}}^1$

素因数の和:7021

約数の個数: 48

約数和(自身を含む): 152530560

約数和(自身を除く): 86192060

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 6983, 9500, 13966, 27932, 34915, 69830, 132677, 139660, 174575, 265354, 349150, 530708, 663385, 698300, 872875, 1326770, 1745750, 2653540, 3316925, 3491500, 6633850, 13267700, 16584625, 33169250, 66338500]

約数ペア:

[(1, 66338500), (2, 33169250), (4, 16584625), (5, 13267700), (10, 6633850), (19, 3491500), (20, 3316925), (25, 2653540), (38, 1745750), (50, 1326770), (76, 872875), (95, 698300), (100, 663385), (125, 530708), (190, 349150), (250, 265354), (380, 174575), (475, 139660), (500, 132677), (950, 69830), (1900, 34915), (2375, 27932), (4750, 13966), (6983, 9500)]