408667792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1039}}^1$

素因数の和:1152

約数の個数: 80

約数和(自身を含む): 895498240

約数和(自身を除く): 486830448

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 61, 62, 104, 122, 124, 208, 244, 248, 403, 488, 496, 793, 806, 976, 1039, 1586, 1612, 1891, 2078, 3172, 3224, 3782, 4156, 6344, 6448, 7564, 8312, 12688, 13507, 15128, 16624, 24583, 27014, 30256, 32209, 49166, 54028, 63379, 64418, 98332, 108056, 126758, 128836, 196664, 216112, 253516, 257672, 393328, 418717, 507032, 515344, 823927, 837434, 1014064, 1647854, 1674868, 1964749, 3295708, 3349736, 3929498, 6591416, 6699472, 7858996, 13182832, 15717992, 25541737, 31435984, 51083474, 102166948, 204333896, 408667792]

約数ペア:

[(1, 408667792), (2, 204333896), (4, 102166948), (8, 51083474), (13, 31435984), (16, 25541737), (26, 15717992), (31, 13182832), (52, 7858996), (61, 6699472), (62, 6591416), (104, 3929498), (122, 3349736), (124, 3295708), (208, 1964749), (244, 1674868), (248, 1647854), (403, 1014064), (488, 837434), (496, 823927), (793, 515344), (806, 507032), (976, 418717), (1039, 393328), (1586, 257672), (1612, 253516), (1891, 216112), (2078, 196664), (3172, 128836), (3224, 126758), (3782, 108056), (4156, 98332), (6344, 64418), (6448, 63379), (7564, 54028), (8312, 49166), (12688, 32209), (13507, 30256), (15128, 27014), (16624, 24583)]