78502528

素因数分解:

$2^7\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 179193600

約数和(自身を除く): 100691072

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 169, 191, 208, 247, 304, 338, 382, 416, 494, 608, 676, 764, 832, 988, 1216, 1352, 1528, 1664, 1976, 2432, 2483, 2704, 3056, 3211, 3629, 3952, 4966, 5408, 6112, 6422, 7258, 7904, 9932, 10816, 12224, 12844, 14516, 15808, 19864, 21632, 24448, 25688, 29032, 31616, 32279, 39728, 47177, 51376, 58064, 64558, 79456, 94354, 102752, 116128, 129116, 158912, 188708, 205504, 232256, 258232, 317824, 377416, 411008, 464512, 516464, 613301, 754832, 1032928, 1226602, 1509664, 2065856, 2453204, 3019328, 4131712, 4906408, 6038656, 9812816, 19625632, 39251264, 78502528]

約数ペア:

[(1, 78502528), (2, 39251264), (4, 19625632), (8, 9812816), (13, 6038656), (16, 4906408), (19, 4131712), (26, 3019328), (32, 2453204), (38, 2065856), (52, 1509664), (64, 1226602), (76, 1032928), (104, 754832), (128, 613301), (152, 516464), (169, 464512), (191, 411008), (208, 377416), (247, 317824), (304, 258232), (338, 232256), (382, 205504), (416, 188708), (494, 158912), (608, 129116), (676, 116128), (764, 102752), (832, 94354), (988, 79456), (1216, 64558), (1352, 58064), (1528, 51376), (1664, 47177), (1976, 39728), (2432, 32279), (2483, 31616), (2704, 29032), (3056, 25688), (3211, 24448), (3629, 21632), (3952, 19864), (4966, 15808), (5408, 14516), (6112, 12844), (6422, 12224), (7258, 10816), (7904, 9932)]