51510990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{547}}^1$

素因数の和:673

約数の個数: 64

約数和(自身を含む): 128468736

約数和(自身を除く): 76957746

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 73, 86, 129, 146, 215, 219, 258, 365, 430, 438, 547, 645, 730, 1094, 1095, 1290, 1641, 2190, 2735, 3139, 3282, 5470, 6278, 8205, 9417, 15695, 16410, 18834, 23521, 31390, 39931, 47042, 47085, 70563, 79862, 94170, 117605, 119793, 141126, 199655, 235210, 239586, 352815, 399310, 598965, 705630, 1197930, 1717033, 3434066, 5151099, 8585165, 10302198, 17170330, 25755495, 51510990]

約数ペア:

[(1, 51510990), (2, 25755495), (3, 17170330), (5, 10302198), (6, 8585165), (10, 5151099), (15, 3434066), (30, 1717033), (43, 1197930), (73, 705630), (86, 598965), (129, 399310), (146, 352815), (215, 239586), (219, 235210), (258, 199655), (365, 141126), (430, 119793), (438, 117605), (547, 94170), (645, 79862), (730, 70563), (1094, 47085), (1095, 47042), (1290, 39931), (1641, 31390), (2190, 23521), (2735, 18834), (3139, 16410), (3282, 15695), (5470, 9417), (6278, 8205)]