71317731260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1\times {\mathrm{487}}^1\times {\mathrm{659}}^1$

素因数の和:1467

約数の個数: 96

約数和(自身を含む): 154536560640

約数和(自身を除く): 83218829380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 271, 410, 487, 542, 659, 820, 974, 1084, 1318, 1355, 1948, 2435, 2636, 2710, 3295, 4870, 5420, 6590, 9740, 11111, 13180, 19967, 22222, 27019, 39934, 44444, 54038, 55555, 79868, 99835, 108076, 111110, 131977, 135095, 178589, 199670, 222220, 263954, 270190, 320933, 357178, 399340, 527908, 540380, 641866, 659885, 714356, 892945, 1283732, 1319770, 1604665, 1785890, 2639540, 3209330, 3571780, 5411057, 6418660, 7322149, 10822114, 13158253, 14644298, 21644228, 26316506, 27055285, 29288596, 36610745, 52633012, 54110570, 65791265, 73221490, 86972843, 108221140, 131582530, 146442980, 173945686, 263165060, 347891372, 434864215, 869728430, 1739456860, 3565886563, 7131773126, 14263546252, 17829432815, 35658865630, 71317731260]

約数ペア:

[(1, 71317731260), (2, 35658865630), (4, 17829432815), (5, 14263546252), (10, 7131773126), (20, 3565886563), (41, 1739456860), (82, 869728430), (164, 434864215), (205, 347891372), (271, 263165060), (410, 173945686), (487, 146442980), (542, 131582530), (659, 108221140), (820, 86972843), (974, 73221490), (1084, 65791265), (1318, 54110570), (1355, 52633012), (1948, 36610745), (2435, 29288596), (2636, 27055285), (2710, 26316506), (3295, 21644228), (4870, 14644298), (5420, 13158253), (6590, 10822114), (9740, 7322149), (11111, 6418660), (13180, 5411057), (19967, 3571780), (22222, 3209330), (27019, 2639540), (39934, 1785890), (44444, 1604665), (54038, 1319770), (55555, 1283732), (79868, 892945), (99835, 714356), (108076, 659885), (111110, 641866), (131977, 540380), (135095, 527908), (178589, 399340), (199670, 357178), (222220, 320933), (263954, 270190)]