71776120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1423}}^1$

素因数の和:1544

約数の個数: 64

約数和(自身を含む): 175835520

約数和(自身を除く): 104059400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 97, 104, 130, 194, 260, 388, 485, 520, 776, 970, 1261, 1423, 1940, 2522, 2846, 3880, 5044, 5692, 6305, 7115, 10088, 11384, 12610, 14230, 18499, 25220, 28460, 36998, 50440, 56920, 73996, 92495, 138031, 147992, 184990, 276062, 369980, 552124, 690155, 739960, 1104248, 1380310, 1794403, 2760620, 3588806, 5521240, 7177612, 8972015, 14355224, 17944030, 35888060, 71776120]

約数ペア:

[(1, 71776120), (2, 35888060), (4, 17944030), (5, 14355224), (8, 8972015), (10, 7177612), (13, 5521240), (20, 3588806), (26, 2760620), (40, 1794403), (52, 1380310), (65, 1104248), (97, 739960), (104, 690155), (130, 552124), (194, 369980), (260, 276062), (388, 184990), (485, 147992), (520, 138031), (776, 92495), (970, 73996), (1261, 56920), (1423, 50440), (1940, 36998), (2522, 28460), (2846, 25220), (3880, 18499), (5044, 14230), (5692, 12610), (6305, 11384), (7115, 10088)]