265680455020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{653}}^1\times {\mathrm{8609}}^1$

素因数の和:9427

約数の個数: 96

約数和(自身を含む): 595978689600

約数和(自身を除く): 330298234580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 139, 170, 278, 340, 556, 653, 695, 1306, 1390, 2363, 2612, 2780, 3265, 4726, 6530, 8609, 9452, 11101, 11815, 13060, 17218, 22202, 23630, 34436, 43045, 44404, 47260, 55505, 86090, 90767, 111010, 146353, 172180, 181534, 222020, 292706, 363068, 453835, 585412, 731765, 907670, 1196651, 1463530, 1543039, 1815340, 2393302, 2927060, 3086078, 4786604, 5621677, 5983255, 6172156, 7715195, 11243354, 11966510, 15430390, 20343067, 22486708, 23933020, 28108385, 30860780, 40686134, 56216770, 81372268, 95568509, 101715335, 112433540, 191137018, 203430670, 382274036, 406861340, 477842545, 781413103, 955685090, 1562826206, 1911370180, 3125652412, 3907065515, 7814131030, 13284022751, 15628262060, 26568045502, 53136091004, 66420113755, 132840227510, 265680455020]

約数ペア:

[(1, 265680455020), (2, 132840227510), (4, 66420113755), (5, 53136091004), (10, 26568045502), (17, 15628262060), (20, 13284022751), (34, 7814131030), (68, 3907065515), (85, 3125652412), (139, 1911370180), (170, 1562826206), (278, 955685090), (340, 781413103), (556, 477842545), (653, 406861340), (695, 382274036), (1306, 203430670), (1390, 191137018), (2363, 112433540), (2612, 101715335), (2780, 95568509), (3265, 81372268), (4726, 56216770), (6530, 40686134), (8609, 30860780), (9452, 28108385), (11101, 23933020), (11815, 22486708), (13060, 20343067), (17218, 15430390), (22202, 11966510), (23630, 11243354), (34436, 7715195), (43045, 6172156), (44404, 5983255), (47260, 5621677), (55505, 4786604), (86090, 3086078), (90767, 2927060), (111010, 2393302), (146353, 1815340), (172180, 1543039), (181534, 1463530), (222020, 1196651), (292706, 907670), (363068, 731765), (453835, 585412)]