15671955820

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{173}}^1\times {\mathrm{12547}}^1$

素因数の和:12767

約数の個数: 72

約数和(自身を含む): 34937998704

約数和(自身を除く): 19266042884

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 173, 190, 346, 361, 380, 692, 722, 865, 1444, 1730, 1805, 3287, 3460, 3610, 6574, 7220, 12547, 13148, 16435, 25094, 32870, 50188, 62453, 62735, 65740, 124906, 125470, 238393, 249812, 250940, 312265, 476786, 624530, 953572, 1191965, 1249060, 2170631, 2383930, 4341262, 4529467, 4767860, 8682524, 9058934, 10853155, 18117868, 21706310, 22647335, 41241989, 43412620, 45294670, 82483978, 90589340, 164967956, 206209945, 412419890, 783597791, 824839780, 1567195582, 3134391164, 3917988955, 7835977910, 15671955820]

約数ペア:

[(1, 15671955820), (2, 7835977910), (4, 3917988955), (5, 3134391164), (10, 1567195582), (19, 824839780), (20, 783597791), (38, 412419890), (76, 206209945), (95, 164967956), (173, 90589340), (190, 82483978), (346, 45294670), (361, 43412620), (380, 41241989), (692, 22647335), (722, 21706310), (865, 18117868), (1444, 10853155), (1730, 9058934), (1805, 8682524), (3287, 4767860), (3460, 4529467), (3610, 4341262), (6574, 2383930), (7220, 2170631), (12547, 1249060), (13148, 1191965), (16435, 953572), (25094, 624530), (32870, 476786), (50188, 312265), (62453, 250940), (62735, 249812), (65740, 238393), (124906, 125470)]