380181788870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1\times {\mathrm{102761}}^1$

素因数の和:103121

約数の個数: 64

約数和(自身を含む): 745805491200

約数和(自身を除く): 365623702330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 149, 191, 298, 382, 745, 955, 1490, 1910, 1937, 2483, 3874, 4966, 9685, 12415, 19370, 24830, 28459, 56918, 102761, 142295, 205522, 284590, 369967, 513805, 739934, 1027610, 1335893, 1849835, 2671786, 3699670, 6679465, 13358930, 15311389, 19627351, 30622778, 39254702, 76556945, 98136755, 153113890, 196273510, 199048057, 255155563, 398096114, 510311126, 995240285, 1275777815, 1990480570, 2551555630, 2924475299, 5848950598, 14622376495, 29244752990, 38018178887, 76036357774, 190090894435, 380181788870]

約数ペア:

[(1, 380181788870), (2, 190090894435), (5, 76036357774), (10, 38018178887), (13, 29244752990), (26, 14622376495), (65, 5848950598), (130, 2924475299), (149, 2551555630), (191, 1990480570), (298, 1275777815), (382, 995240285), (745, 510311126), (955, 398096114), (1490, 255155563), (1910, 199048057), (1937, 196273510), (2483, 153113890), (3874, 98136755), (4966, 76556945), (9685, 39254702), (12415, 30622778), (19370, 19627351), (24830, 15311389), (28459, 13358930), (56918, 6679465), (102761, 3699670), (142295, 2671786), (205522, 1849835), (284590, 1335893), (369967, 1027610), (513805, 739934)]