687279582716

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{397}}^1\times {\mathrm{797}}^1\times {\mathrm{1879}}^1$

素因数の和:3111

約数の個数: 72

約数和(自身を含む): 1283158272480

約数和(自身を除く): 595878689764

約数列:

[1, 2, 4, 17, 34, 68, 289, 397, 578, 794, 797, 1156, 1588, 1594, 1879, 3188, 3758, 6749, 7516, 13498, 13549, 26996, 27098, 31943, 54196, 63886, 114733, 127772, 229466, 230333, 316409, 458932, 460666, 543031, 632818, 745963, 921332, 1086062, 1265636, 1491926, 1497563, 2172124, 2983852, 2995126, 5378953, 5990252, 10757906, 12681371, 21515812, 25362742, 25458571, 50725484, 50917142, 91442201, 101834284, 182884402, 215583307, 365768804, 431166614, 432795707, 594532511, 862333228, 865591414, 1189065022, 1731182828, 2378130044, 10107052687, 20214105374, 40428210748, 171819895679, 343639791358, 687279582716]

約数ペア:

[(1, 687279582716), (2, 343639791358), (4, 171819895679), (17, 40428210748), (34, 20214105374), (68, 10107052687), (289, 2378130044), (397, 1731182828), (578, 1189065022), (794, 865591414), (797, 862333228), (1156, 594532511), (1588, 432795707), (1594, 431166614), (1879, 365768804), (3188, 215583307), (3758, 182884402), (6749, 101834284), (7516, 91442201), (13498, 50917142), (13549, 50725484), (26996, 25458571), (27098, 25362742), (31943, 21515812), (54196, 12681371), (63886, 10757906), (114733, 5990252), (127772, 5378953), (229466, 2995126), (230333, 2983852), (316409, 2172124), (458932, 1497563), (460666, 1491926), (543031, 1265636), (632818, 1086062), (745963, 921332)]