129465424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:500

約数の個数: 80

約数和(自身を含む): 287838720

約数和(自身を除く): 158373296

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 61, 62, 88, 122, 124, 176, 244, 248, 341, 389, 488, 496, 671, 682, 778, 976, 1342, 1364, 1556, 1891, 2684, 2728, 3112, 3782, 4279, 5368, 5456, 6224, 7564, 8558, 10736, 12059, 15128, 17116, 20801, 23729, 24118, 30256, 34232, 41602, 47458, 48236, 68464, 83204, 94916, 96472, 132649, 166408, 189832, 192944, 261019, 265298, 332816, 379664, 522038, 530596, 735599, 1044076, 1061192, 1471198, 2088152, 2122384, 2942396, 4176304, 5884792, 8091589, 11769584, 16183178, 32366356, 64732712, 129465424]

約数ペア:

[(1, 129465424), (2, 64732712), (4, 32366356), (8, 16183178), (11, 11769584), (16, 8091589), (22, 5884792), (31, 4176304), (44, 2942396), (61, 2122384), (62, 2088152), (88, 1471198), (122, 1061192), (124, 1044076), (176, 735599), (244, 530596), (248, 522038), (341, 379664), (389, 332816), (488, 265298), (496, 261019), (671, 192944), (682, 189832), (778, 166408), (976, 132649), (1342, 96472), (1364, 94916), (1556, 83204), (1891, 68464), (2684, 48236), (2728, 47458), (3112, 41602), (3782, 34232), (4279, 30256), (5368, 24118), (5456, 23729), (6224, 20801), (7564, 17116), (8558, 15128), (10736, 12059)]