988891300

素因数分解:

$2^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{8317}}^1$

素因数の和:8401

約数の個数: 72

約数和(自身を含む): 2274307560

約数和(自身を除く): 1285416260

約数列:

[1, 2, 4, 5, 10, 20, 25, 29, 41, 50, 58, 82, 100, 116, 145, 164, 205, 290, 410, 580, 725, 820, 1025, 1189, 1450, 2050, 2378, 2900, 4100, 4756, 5945, 8317, 11890, 16634, 23780, 29725, 33268, 41585, 59450, 83170, 118900, 166340, 207925, 241193, 340997, 415850, 482386, 681994, 831700, 964772, 1205965, 1363988, 1704985, 2411930, 3409970, 4823860, 6029825, 6819940, 8524925, 9888913, 12059650, 17049850, 19777826, 24119300, 34099700, 39555652, 49444565, 98889130, 197778260, 247222825, 494445650, 988891300]

約数ペア:

[(1, 988891300), (2, 494445650), (4, 247222825), (5, 197778260), (10, 98889130), (20, 49444565), (25, 39555652), (29, 34099700), (41, 24119300), (50, 19777826), (58, 17049850), (82, 12059650), (100, 9888913), (116, 8524925), (145, 6819940), (164, 6029825), (205, 4823860), (290, 3409970), (410, 2411930), (580, 1704985), (725, 1363988), (820, 1205965), (1025, 964772), (1189, 831700), (1450, 681994), (2050, 482386), (2378, 415850), (2900, 340997), (4100, 241193), (4756, 207925), (5945, 166340), (8317, 118900), (11890, 83170), (16634, 59450), (23780, 41585), (29725, 33268)]