20085835390

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{6353}}^1$

素因数の和:6565

約数の個数: 64

約数和(自身を含む): 37781188992

約数和(自身を除く): 17695353602

約数列:

[1, 2, 5, 10, 61, 71, 73, 122, 142, 146, 305, 355, 365, 610, 710, 730, 4331, 4453, 5183, 6353, 8662, 8906, 10366, 12706, 21655, 22265, 25915, 31765, 43310, 44530, 51830, 63530, 316163, 387533, 451063, 463769, 632326, 775066, 902126, 927538, 1580815, 1937665, 2255315, 2318845, 3161630, 3875330, 4510630, 4637690, 27514843, 28289909, 32927599, 55029686, 56579818, 65855198, 137574215, 141449545, 164637995, 275148430, 282899090, 329275990, 2008583539, 4017167078, 10042917695, 20085835390]

約数ペア:

[(1, 20085835390), (2, 10042917695), (5, 4017167078), (10, 2008583539), (61, 329275990), (71, 282899090), (73, 275148430), (122, 164637995), (142, 141449545), (146, 137574215), (305, 65855198), (355, 56579818), (365, 55029686), (610, 32927599), (710, 28289909), (730, 27514843), (4331, 4637690), (4453, 4510630), (5183, 3875330), (6353, 3161630), (8662, 2318845), (8906, 2255315), (10366, 1937665), (12706, 1580815), (21655, 927538), (22265, 902126), (25915, 775066), (31765, 632326), (43310, 463769), (44530, 451063), (51830, 387533), (63530, 316163)]