74657920

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 190356480

約数和(自身を除く): 115698560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 53, 62, 64, 71, 80, 106, 124, 128, 142, 155, 160, 212, 248, 265, 284, 310, 320, 355, 424, 496, 530, 568, 620, 640, 710, 848, 992, 1060, 1136, 1240, 1420, 1643, 1696, 1984, 2120, 2201, 2272, 2480, 2840, 3286, 3392, 3763, 3968, 4240, 4402, 4544, 4960, 5680, 6572, 6784, 7526, 8215, 8480, 8804, 9088, 9920, 11005, 11360, 13144, 15052, 16430, 16960, 17608, 18815, 19840, 22010, 22720, 26288, 30104, 32860, 33920, 35216, 37630, 44020, 45440, 52576, 60208, 65720, 70432, 75260, 88040, 105152, 116653, 120416, 131440, 140864, 150520, 176080, 210304, 233306, 240832, 262880, 281728, 301040, 352160, 466612, 481664, 525760, 583265, 602080, 704320, 933224, 1051520, 1166530, 1204160, 1408640, 1866448, 2333060, 2408320, 3732896, 4666120, 7465792, 9332240, 14931584, 18664480, 37328960, 74657920]

約数ペア:

[(1, 74657920), (2, 37328960), (4, 18664480), (5, 14931584), (8, 9332240), (10, 7465792), (16, 4666120), (20, 3732896), (31, 2408320), (32, 2333060), (40, 1866448), (53, 1408640), (62, 1204160), (64, 1166530), (71, 1051520), (80, 933224), (106, 704320), (124, 602080), (128, 583265), (142, 525760), (155, 481664), (160, 466612), (212, 352160), (248, 301040), (265, 281728), (284, 262880), (310, 240832), (320, 233306), (355, 210304), (424, 176080), (496, 150520), (530, 140864), (568, 131440), (620, 120416), (640, 116653), (710, 105152), (848, 88040), (992, 75260), (1060, 70432), (1136, 65720), (1240, 60208), (1420, 52576), (1643, 45440), (1696, 44020), (1984, 37630), (2120, 35216), (2201, 33920), (2272, 32860), (2480, 30104), (2840, 26288), (3286, 22720), (3392, 22010), (3763, 19840), (3968, 18815), (4240, 17608), (4402, 16960), (4544, 16430), (4960, 15052), (5680, 13144), (6572, 11360), (6784, 11005), (7526, 9920), (8215, 9088), (8480, 8804)]