320047525

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{601}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 483719040

約数和(自身を除く): 163671515

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 179, 425, 595, 601, 895, 1253, 2975, 3005, 3043, 4207, 4475, 6265, 10217, 15025, 15215, 21035, 21301, 31325, 51085, 71519, 76075, 105175, 106505, 107579, 255425, 357595, 532525, 537895, 753053, 1787975, 1828843, 2689475, 3765265, 9144215, 12801901, 18826325, 45721075, 64009505, 320047525]

約数ペア:

[(1, 320047525), (5, 64009505), (7, 45721075), (17, 18826325), (25, 12801901), (35, 9144215), (85, 3765265), (119, 2689475), (175, 1828843), (179, 1787975), (425, 753053), (595, 537895), (601, 532525), (895, 357595), (1253, 255425), (2975, 107579), (3005, 106505), (3043, 105175), (4207, 76075), (4475, 71519), (6265, 51085), (10217, 31325), (15025, 21301), (15215, 21035)]