880399613488

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{307}}^1\times {\mathrm{2003}}^1\times {\mathrm{2081}}^1$

素因数の和:4442

約数の個数: 80

約数和(自身を含む): 1752845060736

約数和(自身を除く): 872445447248

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 307, 344, 614, 688, 1228, 2003, 2081, 2456, 4006, 4162, 4912, 8012, 8324, 13201, 16024, 16648, 26402, 32048, 33296, 52804, 86129, 89483, 105608, 172258, 178966, 211216, 344516, 357932, 614921, 638867, 689032, 715864, 1229842, 1277734, 1378064, 1431728, 2459684, 2555468, 4168243, 4919368, 5110936, 8336486, 9838736, 10221872, 16672972, 26441603, 27471281, 33345944, 52883206, 54942562, 66691888, 105766412, 109885124, 179234449, 211532824, 219770248, 358468898, 423065648, 439540496, 716937796, 1279650601, 1433875592, 2559301202, 2867751184, 5118602404, 10237204808, 20474409616, 55024975843, 110049951686, 220099903372, 440199806744, 880399613488]

約数ペア:

[(1, 880399613488), (2, 440199806744), (4, 220099903372), (8, 110049951686), (16, 55024975843), (43, 20474409616), (86, 10237204808), (172, 5118602404), (307, 2867751184), (344, 2559301202), (614, 1433875592), (688, 1279650601), (1228, 716937796), (2003, 439540496), (2081, 423065648), (2456, 358468898), (4006, 219770248), (4162, 211532824), (4912, 179234449), (8012, 109885124), (8324, 105766412), (13201, 66691888), (16024, 54942562), (16648, 52883206), (26402, 33345944), (32048, 27471281), (33296, 26441603), (52804, 16672972), (86129, 10221872), (89483, 9838736), (105608, 8336486), (172258, 5110936), (178966, 4919368), (211216, 4168243), (344516, 2555468), (357932, 2459684), (614921, 1431728), (638867, 1378064), (689032, 1277734), (715864, 1229842)]