210698800

素因数分解:

$2^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{40519}}^1$

素因数の和:40550

約数の個数: 60

約数和(自身を含む): 545156080

約数和(自身を除く): 334457280

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 40, 50, 52, 65, 80, 100, 104, 130, 200, 208, 260, 325, 400, 520, 650, 1040, 1300, 2600, 5200, 40519, 81038, 162076, 202595, 324152, 405190, 526747, 648304, 810380, 1012975, 1053494, 1620760, 2025950, 2106988, 2633735, 3241520, 4051900, 4213976, 5267470, 8103800, 8427952, 10534940, 13168675, 16207600, 21069880, 26337350, 42139760, 52674700, 105349400, 210698800]

約数ペア:

[(1, 210698800), (2, 105349400), (4, 52674700), (5, 42139760), (8, 26337350), (10, 21069880), (13, 16207600), (16, 13168675), (20, 10534940), (25, 8427952), (26, 8103800), (40, 5267470), (50, 4213976), (52, 4051900), (65, 3241520), (80, 2633735), (100, 2106988), (104, 2025950), (130, 1620760), (200, 1053494), (208, 1012975), (260, 810380), (325, 648304), (400, 526747), (520, 405190), (650, 324152), (1040, 202595), (1300, 162076), (2600, 81038), (5200, 40519)]