100418920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:575

約数の個数: 128

約数和(自身を含む): 278691840

約数和(自身を除く): 178272920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 92, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 434, 460, 503, 620, 644, 713, 805, 868, 920, 1006, 1085, 1240, 1288, 1426, 1610, 1736, 2012, 2170, 2515, 2852, 3220, 3521, 3565, 4024, 4340, 4991, 5030, 5704, 6440, 7042, 7130, 8680, 9982, 10060, 11569, 14084, 14260, 15593, 17605, 19964, 20120, 23138, 24955, 28168, 28520, 31186, 35210, 39928, 46276, 49910, 57845, 62372, 70420, 77965, 80983, 92552, 99820, 109151, 115690, 124744, 140840, 155930, 161966, 199640, 218302, 231380, 311860, 323932, 358639, 404915, 436604, 462760, 545755, 623720, 647864, 717278, 809830, 873208, 1091510, 1434556, 1619660, 1793195, 2183020, 2510473, 2869112, 3239320, 3586390, 4366040, 5020946, 7172780, 10041892, 12552365, 14345560, 20083784, 25104730, 50209460, 100418920]

約数ペア:

[(1, 100418920), (2, 50209460), (4, 25104730), (5, 20083784), (7, 14345560), (8, 12552365), (10, 10041892), (14, 7172780), (20, 5020946), (23, 4366040), (28, 3586390), (31, 3239320), (35, 2869112), (40, 2510473), (46, 2183020), (56, 1793195), (62, 1619660), (70, 1434556), (92, 1091510), (115, 873208), (124, 809830), (140, 717278), (155, 647864), (161, 623720), (184, 545755), (217, 462760), (230, 436604), (248, 404915), (280, 358639), (310, 323932), (322, 311860), (434, 231380), (460, 218302), (503, 199640), (620, 161966), (644, 155930), (713, 140840), (805, 124744), (868, 115690), (920, 109151), (1006, 99820), (1085, 92552), (1240, 80983), (1288, 77965), (1426, 70420), (1610, 62372), (1736, 57845), (2012, 49910), (2170, 46276), (2515, 39928), (2852, 35210), (3220, 31186), (3521, 28520), (3565, 28168), (4024, 24955), (4340, 23138), (4991, 20120), (5030, 19964), (5704, 17605), (6440, 15593), (7042, 14260), (7130, 14084), (8680, 11569), (9982, 10060)]