79171520

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:418

約数の個数: 112

約数和(自身を含む): 203655168

約数和(自身を除く): 124483648

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 155, 160, 184, 230, 248, 310, 320, 347, 368, 460, 496, 620, 694, 713, 736, 920, 992, 1240, 1388, 1426, 1472, 1735, 1840, 1984, 2480, 2776, 2852, 3470, 3565, 3680, 4960, 5552, 5704, 6940, 7130, 7360, 7981, 9920, 10757, 11104, 11408, 13880, 14260, 15962, 21514, 22208, 22816, 27760, 28520, 31924, 39905, 43028, 45632, 53785, 55520, 57040, 63848, 79810, 86056, 107570, 111040, 114080, 127696, 159620, 172112, 215140, 228160, 247411, 255392, 319240, 344224, 430280, 494822, 510784, 638480, 688448, 860560, 989644, 1237055, 1276960, 1721120, 1979288, 2474110, 2553920, 3442240, 3958576, 4948220, 7917152, 9896440, 15834304, 19792880, 39585760, 79171520]

約数ペア:

[(1, 79171520), (2, 39585760), (4, 19792880), (5, 15834304), (8, 9896440), (10, 7917152), (16, 4948220), (20, 3958576), (23, 3442240), (31, 2553920), (32, 2474110), (40, 1979288), (46, 1721120), (62, 1276960), (64, 1237055), (80, 989644), (92, 860560), (115, 688448), (124, 638480), (155, 510784), (160, 494822), (184, 430280), (230, 344224), (248, 319240), (310, 255392), (320, 247411), (347, 228160), (368, 215140), (460, 172112), (496, 159620), (620, 127696), (694, 114080), (713, 111040), (736, 107570), (920, 86056), (992, 79810), (1240, 63848), (1388, 57040), (1426, 55520), (1472, 53785), (1735, 45632), (1840, 43028), (1984, 39905), (2480, 31924), (2776, 28520), (2852, 27760), (3470, 22816), (3565, 22208), (3680, 21514), (4960, 15962), (5552, 14260), (5704, 13880), (6940, 11408), (7130, 11104), (7360, 10757), (7981, 9920)]