201496880

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{619}}^1$

素因数の和:958

約数の個数: 80

約数和(自身を含む): 506946720

約数和(自身を除く): 305449840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 313, 520, 619, 626, 1040, 1238, 1252, 1565, 2476, 2504, 3095, 3130, 4069, 4952, 5008, 6190, 6260, 8047, 8138, 9904, 12380, 12520, 16094, 16276, 20345, 24760, 25040, 32188, 32552, 40235, 40690, 49520, 64376, 65104, 80470, 81380, 128752, 160940, 162760, 193747, 321880, 325520, 387494, 643760, 774988, 968735, 1549976, 1937470, 2518711, 3099952, 3874940, 5037422, 7749880, 10074844, 12593555, 15499760, 20149688, 25187110, 40299376, 50374220, 100748440, 201496880]

約数ペア:

[(1, 201496880), (2, 100748440), (4, 50374220), (5, 40299376), (8, 25187110), (10, 20149688), (13, 15499760), (16, 12593555), (20, 10074844), (26, 7749880), (40, 5037422), (52, 3874940), (65, 3099952), (80, 2518711), (104, 1937470), (130, 1549976), (208, 968735), (260, 774988), (313, 643760), (520, 387494), (619, 325520), (626, 321880), (1040, 193747), (1238, 162760), (1252, 160940), (1565, 128752), (2476, 81380), (2504, 80470), (3095, 65104), (3130, 64376), (4069, 49520), (4952, 40690), (5008, 40235), (6190, 32552), (6260, 32188), (8047, 25040), (8138, 24760), (9904, 20345), (12380, 16276), (12520, 16094)]