811421030

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{1171}}^1$

素因数の和:1725

約数の個数: 64

約数和(自身を含む): 1761937920

約数和(自身を除く): 950516890

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 521, 665, 1042, 1171, 1330, 2342, 2605, 3647, 5210, 5855, 7294, 8197, 9899, 11710, 16394, 18235, 19798, 22249, 36470, 40985, 44498, 49495, 69293, 81970, 98990, 111245, 138586, 155743, 222490, 311486, 346465, 610091, 692930, 778715, 1220182, 1557430, 3050455, 4270637, 6100910, 8541274, 11591729, 21353185, 23183458, 42706370, 57958645, 81142103, 115917290, 162284206, 405710515, 811421030]

約数ペア:

[(1, 811421030), (2, 405710515), (5, 162284206), (7, 115917290), (10, 81142103), (14, 57958645), (19, 42706370), (35, 23183458), (38, 21353185), (70, 11591729), (95, 8541274), (133, 6100910), (190, 4270637), (266, 3050455), (521, 1557430), (665, 1220182), (1042, 778715), (1171, 692930), (1330, 610091), (2342, 346465), (2605, 311486), (3647, 222490), (5210, 155743), (5855, 138586), (7294, 111245), (8197, 98990), (9899, 81970), (11710, 69293), (16394, 49495), (18235, 44498), (19798, 40985), (22249, 36470)]