68807144

素因数分解:

$2^3\times 7^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{239}}^1$

素因数の和:402

約数の個数: 64

約数和(自身を含む): 152409600

約数和(自身を除く): 83602456

約数列:

[1, 2, 4, 7, 8, 14, 28, 53, 56, 97, 106, 194, 212, 239, 371, 388, 424, 478, 679, 742, 776, 956, 1358, 1484, 1673, 1912, 2716, 2968, 3346, 5141, 5432, 6692, 10282, 12667, 13384, 20564, 23183, 25334, 35987, 41128, 46366, 50668, 71974, 88669, 92732, 101336, 143948, 162281, 177338, 185464, 287896, 324562, 354676, 649124, 709352, 1228699, 1298248, 2457398, 4914796, 8600893, 9829592, 17201786, 34403572, 68807144]

約数ペア:

[(1, 68807144), (2, 34403572), (4, 17201786), (7, 9829592), (8, 8600893), (14, 4914796), (28, 2457398), (53, 1298248), (56, 1228699), (97, 709352), (106, 649124), (194, 354676), (212, 324562), (239, 287896), (371, 185464), (388, 177338), (424, 162281), (478, 143948), (679, 101336), (742, 92732), (776, 88669), (956, 71974), (1358, 50668), (1484, 46366), (1673, 41128), (1912, 35987), (2716, 25334), (2968, 23183), (3346, 20564), (5141, 13384), (5432, 12667), (6692, 10282)]