49596280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:149

約数の個数: 128

約数和(自身を含む): 126074880

約数和(自身を除く): 76478600

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 37, 40, 46, 47, 62, 74, 92, 94, 115, 124, 148, 155, 184, 185, 188, 230, 235, 248, 296, 310, 370, 376, 460, 470, 620, 713, 740, 851, 920, 940, 1081, 1147, 1240, 1426, 1457, 1480, 1702, 1739, 1880, 2162, 2294, 2852, 2914, 3404, 3478, 3565, 4255, 4324, 4588, 5405, 5704, 5735, 5828, 6808, 6956, 7130, 7285, 8510, 8648, 8695, 9176, 10810, 11470, 11656, 13912, 14260, 14570, 17020, 17390, 21620, 22940, 26381, 28520, 29140, 33511, 34040, 34780, 39997, 43240, 45880, 52762, 53909, 58280, 67022, 69560, 79994, 105524, 107818, 131905, 134044, 159988, 167555, 199985, 211048, 215636, 263810, 268088, 269545, 319976, 335110, 399970, 431272, 527620, 539090, 670220, 799940, 1055240, 1078180, 1239907, 1340440, 1599880, 2156360, 2479814, 4959628, 6199535, 9919256, 12399070, 24798140, 49596280]

約数ペア:

[(1, 49596280), (2, 24798140), (4, 12399070), (5, 9919256), (8, 6199535), (10, 4959628), (20, 2479814), (23, 2156360), (31, 1599880), (37, 1340440), (40, 1239907), (46, 1078180), (47, 1055240), (62, 799940), (74, 670220), (92, 539090), (94, 527620), (115, 431272), (124, 399970), (148, 335110), (155, 319976), (184, 269545), (185, 268088), (188, 263810), (230, 215636), (235, 211048), (248, 199985), (296, 167555), (310, 159988), (370, 134044), (376, 131905), (460, 107818), (470, 105524), (620, 79994), (713, 69560), (740, 67022), (851, 58280), (920, 53909), (940, 52762), (1081, 45880), (1147, 43240), (1240, 39997), (1426, 34780), (1457, 34040), (1480, 33511), (1702, 29140), (1739, 28520), (1880, 26381), (2162, 22940), (2294, 21620), (2852, 17390), (2914, 17020), (3404, 14570), (3478, 14260), (3565, 13912), (4255, 11656), (4324, 11470), (4588, 10810), (5405, 9176), (5704, 8695), (5735, 8648), (5828, 8510), (6808, 7285), (6956, 7130)]