72881872

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1181}}^1$

素因数の和:1244

約数の個数: 80

約数和(自身を含む): 175881600

約数和(自身を除く): 102999728

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 29, 38, 56, 58, 76, 112, 116, 133, 152, 203, 232, 266, 304, 406, 464, 532, 551, 812, 1064, 1102, 1181, 1624, 2128, 2204, 2362, 3248, 3857, 4408, 4724, 7714, 8267, 8816, 9448, 15428, 16534, 18896, 22439, 30856, 33068, 34249, 44878, 61712, 66136, 68498, 89756, 132272, 136996, 157073, 179512, 239743, 273992, 314146, 359024, 479486, 547984, 628292, 650731, 958972, 1256584, 1301462, 1917944, 2513168, 2602924, 3835888, 4555117, 5205848, 9110234, 10411696, 18220468, 36440936, 72881872]

約数ペア:

[(1, 72881872), (2, 36440936), (4, 18220468), (7, 10411696), (8, 9110234), (14, 5205848), (16, 4555117), (19, 3835888), (28, 2602924), (29, 2513168), (38, 1917944), (56, 1301462), (58, 1256584), (76, 958972), (112, 650731), (116, 628292), (133, 547984), (152, 479486), (203, 359024), (232, 314146), (266, 273992), (304, 239743), (406, 179512), (464, 157073), (532, 136996), (551, 132272), (812, 89756), (1064, 68498), (1102, 66136), (1181, 61712), (1624, 44878), (2128, 34249), (2204, 33068), (2362, 30856), (3248, 22439), (3857, 18896), (4408, 16534), (4724, 15428), (7714, 9448), (8267, 8816)]