78703472

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{157}}^1$

素因数の和:298

約数の個数: 80

約数和(自身を含む): 172801440

約数和(自身を除く): 94097968

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 97, 136, 152, 157, 194, 272, 304, 314, 323, 388, 628, 646, 776, 1256, 1292, 1552, 1649, 1843, 2512, 2584, 2669, 2983, 3298, 3686, 5168, 5338, 5966, 6596, 7372, 10676, 11932, 13192, 14744, 15229, 21352, 23864, 26384, 29488, 30458, 31331, 42704, 47728, 50711, 60916, 62662, 101422, 121832, 125324, 202844, 243664, 250648, 258893, 289351, 405688, 501296, 517786, 578702, 811376, 1035572, 1157404, 2071144, 2314808, 4142288, 4629616, 4918967, 9837934, 19675868, 39351736, 78703472]

約数ペア:

[(1, 78703472), (2, 39351736), (4, 19675868), (8, 9837934), (16, 4918967), (17, 4629616), (19, 4142288), (34, 2314808), (38, 2071144), (68, 1157404), (76, 1035572), (97, 811376), (136, 578702), (152, 517786), (157, 501296), (194, 405688), (272, 289351), (304, 258893), (314, 250648), (323, 243664), (388, 202844), (628, 125324), (646, 121832), (776, 101422), (1256, 62662), (1292, 60916), (1552, 50711), (1649, 47728), (1843, 42704), (2512, 31331), (2584, 30458), (2669, 29488), (2983, 26384), (3298, 23864), (3686, 21352), (5168, 15229), (5338, 14744), (5966, 13192), (6596, 11932), (7372, 10676)]