61900880

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{163}}^1$

素因数の和:324

約数の個数: 80

約数和(自身を含む): 149347584

約数和(自身を除く): 87446704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 101, 163, 188, 202, 235, 326, 376, 404, 470, 505, 652, 752, 808, 815, 940, 1010, 1304, 1616, 1630, 1880, 2020, 2608, 3260, 3760, 4040, 4747, 6520, 7661, 8080, 9494, 13040, 15322, 16463, 18988, 23735, 30644, 32926, 37976, 38305, 47470, 61288, 65852, 75952, 76610, 82315, 94940, 122576, 131704, 153220, 164630, 189880, 263408, 306440, 329260, 379760, 612880, 658520, 773761, 1317040, 1547522, 3095044, 3868805, 6190088, 7737610, 12380176, 15475220, 30950440, 61900880]

約数ペア:

[(1, 61900880), (2, 30950440), (4, 15475220), (5, 12380176), (8, 7737610), (10, 6190088), (16, 3868805), (20, 3095044), (40, 1547522), (47, 1317040), (80, 773761), (94, 658520), (101, 612880), (163, 379760), (188, 329260), (202, 306440), (235, 263408), (326, 189880), (376, 164630), (404, 153220), (470, 131704), (505, 122576), (652, 94940), (752, 82315), (808, 76610), (815, 75952), (940, 65852), (1010, 61288), (1304, 47470), (1616, 38305), (1630, 37976), (1880, 32926), (2020, 30644), (2608, 23735), (3260, 18988), (3760, 16463), (4040, 15322), (4747, 13040), (6520, 9494), (7661, 8080)]