98491900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{317}}^1$

素因数の和:583

約数の個数: 72

約数和(自身を含む): 231860160

約数和(自身を除く): 133368260

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 239, 260, 317, 325, 478, 634, 650, 956, 1195, 1268, 1300, 1585, 2390, 3107, 3170, 4121, 4780, 5975, 6214, 6340, 7925, 8242, 11950, 12428, 15535, 15850, 16484, 20605, 23900, 31070, 31700, 41210, 62140, 75763, 77675, 82420, 103025, 151526, 155350, 206050, 303052, 310700, 378815, 412100, 757630, 984919, 1515260, 1894075, 1969838, 3788150, 3939676, 4924595, 7576300, 9849190, 19698380, 24622975, 49245950, 98491900]

約数ペア:

[(1, 98491900), (2, 49245950), (4, 24622975), (5, 19698380), (10, 9849190), (13, 7576300), (20, 4924595), (25, 3939676), (26, 3788150), (50, 1969838), (52, 1894075), (65, 1515260), (100, 984919), (130, 757630), (239, 412100), (260, 378815), (317, 310700), (325, 303052), (478, 206050), (634, 155350), (650, 151526), (956, 103025), (1195, 82420), (1268, 77675), (1300, 75763), (1585, 62140), (2390, 41210), (3107, 31700), (3170, 31070), (4121, 23900), (4780, 20605), (5975, 16484), (6214, 15850), (6340, 15535), (7925, 12428), (8242, 11950)]