87871700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:334

約数の個数: 108

約数和(自身を含む): 225610560

約数和(自身を除く): 137738860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 79, 98, 100, 140, 158, 175, 196, 227, 245, 316, 350, 395, 454, 490, 553, 700, 790, 908, 980, 1106, 1135, 1225, 1580, 1589, 1975, 2212, 2270, 2450, 2765, 3178, 3871, 3950, 4540, 4900, 5530, 5675, 6356, 7742, 7900, 7945, 11060, 11123, 11350, 13825, 15484, 15890, 17933, 19355, 22246, 22700, 27650, 31780, 35866, 38710, 39725, 44492, 55300, 55615, 71732, 77420, 79450, 89665, 96775, 111230, 125531, 158900, 179330, 193550, 222460, 251062, 278075, 358660, 387100, 448325, 502124, 556150, 627655, 878717, 896650, 1112300, 1255310, 1757434, 1793300, 2510620, 3138275, 3514868, 4393585, 6276550, 8787170, 12553100, 17574340, 21967925, 43935850, 87871700]

約数ペア:

[(1, 87871700), (2, 43935850), (4, 21967925), (5, 17574340), (7, 12553100), (10, 8787170), (14, 6276550), (20, 4393585), (25, 3514868), (28, 3138275), (35, 2510620), (49, 1793300), (50, 1757434), (70, 1255310), (79, 1112300), (98, 896650), (100, 878717), (140, 627655), (158, 556150), (175, 502124), (196, 448325), (227, 387100), (245, 358660), (316, 278075), (350, 251062), (395, 222460), (454, 193550), (490, 179330), (553, 158900), (700, 125531), (790, 111230), (908, 96775), (980, 89665), (1106, 79450), (1135, 77420), (1225, 71732), (1580, 55615), (1589, 55300), (1975, 44492), (2212, 39725), (2270, 38710), (2450, 35866), (2765, 31780), (3178, 27650), (3871, 22700), (3950, 22246), (4540, 19355), (4900, 17933), (5530, 15890), (5675, 15484), (6356, 13825), (7742, 11350), (7900, 11123), (7945, 11060)]