78839631560

素因数分解:

$2^3\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1489}}^1\times {\mathrm{3301}}^1$

素因数の和:5202

約数の個数: 64

約数和(自身を含む): 178004876400

約数和(自身を除く): 99165244840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 401, 802, 1489, 1604, 2005, 2978, 3208, 3301, 4010, 5956, 6602, 7445, 8020, 11912, 13204, 14890, 16040, 16505, 26408, 29780, 33010, 59560, 66020, 132040, 597089, 1194178, 1323701, 2388356, 2647402, 2985445, 4776712, 4915189, 5294804, 5970890, 6618505, 9830378, 10589608, 11941780, 13237010, 19660756, 23883560, 24575945, 26474020, 39321512, 49151890, 52948040, 98303780, 196607560, 1970990789, 3941981578, 7883963156, 9854953945, 15767926312, 19709907890, 39419815780, 78839631560]

約数ペア:

[(1, 78839631560), (2, 39419815780), (4, 19709907890), (5, 15767926312), (8, 9854953945), (10, 7883963156), (20, 3941981578), (40, 1970990789), (401, 196607560), (802, 98303780), (1489, 52948040), (1604, 49151890), (2005, 39321512), (2978, 26474020), (3208, 24575945), (3301, 23883560), (4010, 19660756), (5956, 13237010), (6602, 11941780), (7445, 10589608), (8020, 9830378), (11912, 6618505), (13204, 5970890), (14890, 5294804), (16040, 4915189), (16505, 4776712), (26408, 2985445), (29780, 2647402), (33010, 2388356), (59560, 1323701), (66020, 1194178), (132040, 597089)]