72471928

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{401}}^1$

素因数の和:496

約数の個数: 64

約数和(自身を含む): 151956000

約数和(自身を除く): 79484072

約数列:

[1, 2, 4, 8, 19, 29, 38, 41, 58, 76, 82, 116, 152, 164, 232, 328, 401, 551, 779, 802, 1102, 1189, 1558, 1604, 2204, 2378, 3116, 3208, 4408, 4756, 6232, 7619, 9512, 11629, 15238, 16441, 22591, 23258, 30476, 32882, 45182, 46516, 60952, 65764, 90364, 93032, 131528, 180728, 220951, 312379, 441902, 476789, 624758, 883804, 953578, 1249516, 1767608, 1907156, 2499032, 3814312, 9058991, 18117982, 36235964, 72471928]

約数ペア:

[(1, 72471928), (2, 36235964), (4, 18117982), (8, 9058991), (19, 3814312), (29, 2499032), (38, 1907156), (41, 1767608), (58, 1249516), (76, 953578), (82, 883804), (116, 624758), (152, 476789), (164, 441902), (232, 312379), (328, 220951), (401, 180728), (551, 131528), (779, 93032), (802, 90364), (1102, 65764), (1189, 60952), (1558, 46516), (1604, 45182), (2204, 32882), (2378, 30476), (3116, 23258), (3208, 22591), (4408, 16441), (4756, 15238), (6232, 11629), (7619, 9512)]