15330250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 64

約数和(自身を含む): 31842720

約数和(自身を除く): 16512470

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 53, 65, 89, 106, 125, 130, 178, 250, 265, 325, 445, 530, 650, 689, 890, 1157, 1325, 1378, 1625, 2225, 2314, 2650, 3250, 3445, 4450, 4717, 5785, 6625, 6890, 9434, 11125, 11570, 13250, 17225, 22250, 23585, 28925, 34450, 47170, 57850, 61321, 86125, 117925, 122642, 144625, 172250, 235850, 289250, 306605, 589625, 613210, 1179250, 1533025, 3066050, 7665125, 15330250]

約数ペア:

[(1, 15330250), (2, 7665125), (5, 3066050), (10, 1533025), (13, 1179250), (25, 613210), (26, 589625), (50, 306605), (53, 289250), (65, 235850), (89, 172250), (106, 144625), (125, 122642), (130, 117925), (178, 86125), (250, 61321), (265, 57850), (325, 47170), (445, 34450), (530, 28925), (650, 23585), (689, 22250), (890, 17225), (1157, 13250), (1325, 11570), (1378, 11125), (1625, 9434), (2225, 6890), (2314, 6625), (2650, 5785), (3250, 4717), (3445, 4450)]