99154900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{857}}^1$

素因数の和:973

約数の個数: 72

約数和(自身を含む): 234594360

約数和(自身を除く): 135439460

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 89, 100, 130, 178, 260, 325, 356, 445, 650, 857, 890, 1157, 1300, 1714, 1780, 2225, 2314, 3428, 4285, 4450, 4628, 5785, 8570, 8900, 11141, 11570, 17140, 21425, 22282, 23140, 28925, 42850, 44564, 55705, 57850, 76273, 85700, 111410, 115700, 152546, 222820, 278525, 305092, 381365, 557050, 762730, 991549, 1114100, 1525460, 1906825, 1983098, 3813650, 3966196, 4957745, 7627300, 9915490, 19830980, 24788725, 49577450, 99154900]

約数ペア:

[(1, 99154900), (2, 49577450), (4, 24788725), (5, 19830980), (10, 9915490), (13, 7627300), (20, 4957745), (25, 3966196), (26, 3813650), (50, 1983098), (52, 1906825), (65, 1525460), (89, 1114100), (100, 991549), (130, 762730), (178, 557050), (260, 381365), (325, 305092), (356, 278525), (445, 222820), (650, 152546), (857, 115700), (890, 111410), (1157, 85700), (1300, 76273), (1714, 57850), (1780, 55705), (2225, 44564), (2314, 42850), (3428, 28925), (4285, 23140), (4450, 22282), (4628, 21425), (5785, 17140), (8570, 11570), (8900, 11141)]