200309980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{45319}}^1$

素因数の和:45358

約数の個数: 48

約数和(自身を含む): 479666880

約数和(自身を除く): 279356900

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 45319, 90638, 181276, 226595, 453190, 589147, 770423, 906380, 1178294, 1540846, 2356588, 2945735, 3081692, 3852115, 5891470, 7704230, 10015499, 11782940, 15408460, 20030998, 40061996, 50077495, 100154990, 200309980]

約数ペア:

[(1, 200309980), (2, 100154990), (4, 50077495), (5, 40061996), (10, 20030998), (13, 15408460), (17, 11782940), (20, 10015499), (26, 7704230), (34, 5891470), (52, 3852115), (65, 3081692), (68, 2945735), (85, 2356588), (130, 1540846), (170, 1178294), (221, 906380), (260, 770423), (340, 589147), (442, 453190), (884, 226595), (1105, 181276), (2210, 90638), (4420, 45319)]