290434300

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1423}}^1$

素因数の和:1607

約数の個数: 72

約数和(自身を含む): 683525696

約数和(自身を除く): 393091396

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 157, 260, 314, 325, 628, 650, 785, 1300, 1423, 1570, 2041, 2846, 3140, 3925, 4082, 5692, 7115, 7850, 8164, 10205, 14230, 15700, 18499, 20410, 28460, 35575, 36998, 40820, 51025, 71150, 73996, 92495, 102050, 142300, 184990, 204100, 223411, 369980, 446822, 462475, 893644, 924950, 1117055, 1849900, 2234110, 2904343, 4468220, 5585275, 5808686, 11170550, 11617372, 14521715, 22341100, 29043430, 58086860, 72608575, 145217150, 290434300]

約数ペア:

[(1, 290434300), (2, 145217150), (4, 72608575), (5, 58086860), (10, 29043430), (13, 22341100), (20, 14521715), (25, 11617372), (26, 11170550), (50, 5808686), (52, 5585275), (65, 4468220), (100, 2904343), (130, 2234110), (157, 1849900), (260, 1117055), (314, 924950), (325, 893644), (628, 462475), (650, 446822), (785, 369980), (1300, 223411), (1423, 204100), (1570, 184990), (2041, 142300), (2846, 102050), (3140, 92495), (3925, 73996), (4082, 71150), (5692, 51025), (7115, 40820), (7850, 36998), (8164, 35575), (10205, 28460), (14230, 20410), (15700, 18499)]