109764980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2689}}^1$

素因数の和:2868

約数の個数: 48

約数和(自身を含む): 249911760

約数和(自身を除く): 140146780

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 157, 260, 314, 628, 785, 1570, 2041, 2689, 3140, 4082, 5378, 8164, 10205, 10756, 13445, 20410, 26890, 34957, 40820, 53780, 69914, 139828, 174785, 349570, 422173, 699140, 844346, 1688692, 2110865, 4221730, 5488249, 8443460, 10976498, 21952996, 27441245, 54882490, 109764980]

約数ペア:

[(1, 109764980), (2, 54882490), (4, 27441245), (5, 21952996), (10, 10976498), (13, 8443460), (20, 5488249), (26, 4221730), (52, 2110865), (65, 1688692), (130, 844346), (157, 699140), (260, 422173), (314, 349570), (628, 174785), (785, 139828), (1570, 69914), (2041, 53780), (2689, 40820), (3140, 34957), (4082, 26890), (5378, 20410), (8164, 13445), (10205, 10756)]