248745900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{63781}}^1$

素因数の和:63811

約数の個数: 72

約数和(自身を含む): 775078864

約数和(自身を除く): 526332964

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, 63781, 127562, 191343, 255124, 318905, 382686, 637810, 765372, 829153, 956715, 1275620, 1594525, 1658306, 1913430, 2487459, 3189050, 3316612, 3826860, 4145765, 4783575, 4974918, 6378100, 8291530, 9567150, 9949836, 12437295, 16583060, 19134300, 20728825, 24874590, 41457650, 49749180, 62186475, 82915300, 124372950, 248745900]

約数ペア:

[(1, 248745900), (2, 124372950), (3, 82915300), (4, 62186475), (5, 49749180), (6, 41457650), (10, 24874590), (12, 20728825), (13, 19134300), (15, 16583060), (20, 12437295), (25, 9949836), (26, 9567150), (30, 8291530), (39, 6378100), (50, 4974918), (52, 4783575), (60, 4145765), (65, 3826860), (75, 3316612), (78, 3189050), (100, 2487459), (130, 1913430), (150, 1658306), (156, 1594525), (195, 1275620), (260, 956715), (300, 829153), (325, 765372), (390, 637810), (650, 382686), (780, 318905), (975, 255124), (1300, 191343), (1950, 127562), (3900, 63781)]