218594650

素因数分解:

$2^1\times 5^2\times {\mathrm{47}}^1\times {\mathrm{167}}^1\times {\mathrm{557}}^1$

素因数の和:783

約数の個数: 48

約数和(自身を含む): 418473216

約数和(自身を除く): 199878566

約数列:

[1, 2, 5, 10, 25, 47, 50, 94, 167, 235, 334, 470, 557, 835, 1114, 1175, 1670, 2350, 2785, 4175, 5570, 7849, 8350, 13925, 15698, 26179, 27850, 39245, 52358, 78490, 93019, 130895, 186038, 196225, 261790, 392450, 465095, 654475, 930190, 1308950, 2325475, 4371893, 4650950, 8743786, 21859465, 43718930, 109297325, 218594650]

約数ペア:

[(1, 218594650), (2, 109297325), (5, 43718930), (10, 21859465), (25, 8743786), (47, 4650950), (50, 4371893), (94, 2325475), (167, 1308950), (235, 930190), (334, 654475), (470, 465095), (557, 392450), (835, 261790), (1114, 196225), (1175, 186038), (1670, 130895), (2350, 93019), (2785, 78490), (4175, 52358), (5570, 39245), (7849, 27850), (8350, 26179), (13925, 15698)]