254291700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{65203}}^1$

素因数の和:65233

約数の個数: 72

約数和(自身を含む): 792359008

約数和(自身を除く): 538067308

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 65203, 130406, 195609, 260812, 326015, 391218, 652030, 782436, 847639, 978045, 1304060, 1630075, 1695278, 1956090, 2542917, 3260150, 3390556, 3912180, 4238195, 4890225, 5085834, 6520300, 8476390, 9780450, 10171668, 12714585, 16952780, 19560900, 21190975, 25429170, 42381950, 50858340, 63572925, 84763900, 127145850, 254291700]

約数ペア:

[(1, 254291700), (2, 127145850), (3, 84763900), (4, 63572925), (5, 50858340), (6, 42381950), (10, 25429170), (12, 21190975), (13, 19560900), (15, 16952780), (20, 12714585), (25, 10171668), (26, 9780450), (30, 8476390), (39, 6520300), (50, 5085834), (52, 4890225), (60, 4238195), (65, 3912180), (75, 3390556), (78, 3260150), (100, 2542917), (130, 1956090), (150, 1695278), (156, 1630075), (195, 1304060), (260, 978045), (300, 847639), (325, 782436), (390, 652030), (650, 391218), (780, 326015), (975, 260812), (1300, 195609), (1950, 130406), (3900, 65203)]