65638540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{383}}^1$

素因数の和:463

約数の個数: 96

約数和(自身を含む): 162570240

約数和(自身を除く): 96931700

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 41, 44, 55, 76, 82, 95, 110, 164, 190, 205, 209, 220, 380, 383, 410, 418, 451, 766, 779, 820, 836, 902, 1045, 1532, 1558, 1804, 1915, 2090, 2255, 3116, 3830, 3895, 4180, 4213, 4510, 7277, 7660, 7790, 8426, 8569, 9020, 14554, 15580, 15703, 16852, 17138, 21065, 29108, 31406, 34276, 36385, 42130, 42845, 62812, 72770, 78515, 80047, 84260, 85690, 145540, 157030, 160094, 171380, 172733, 298357, 314060, 320188, 345466, 400235, 596714, 690932, 800470, 863665, 1193428, 1491785, 1600940, 1727330, 2983570, 3281927, 3454660, 5967140, 6563854, 13127708, 16409635, 32819270, 65638540]

約数ペア:

[(1, 65638540), (2, 32819270), (4, 16409635), (5, 13127708), (10, 6563854), (11, 5967140), (19, 3454660), (20, 3281927), (22, 2983570), (38, 1727330), (41, 1600940), (44, 1491785), (55, 1193428), (76, 863665), (82, 800470), (95, 690932), (110, 596714), (164, 400235), (190, 345466), (205, 320188), (209, 314060), (220, 298357), (380, 172733), (383, 171380), (410, 160094), (418, 157030), (451, 145540), (766, 85690), (779, 84260), (820, 80047), (836, 78515), (902, 72770), (1045, 62812), (1532, 42845), (1558, 42130), (1804, 36385), (1915, 34276), (2090, 31406), (2255, 29108), (3116, 21065), (3830, 17138), (3895, 16852), (4180, 15703), (4213, 15580), (4510, 14554), (7277, 9020), (7660, 8569), (7790, 8426)]