61276840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{929}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 147646800

約数和(自身を除く): 86369960

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 97, 136, 170, 194, 340, 388, 485, 680, 776, 929, 970, 1649, 1858, 1940, 3298, 3716, 3880, 4645, 6596, 7432, 8245, 9290, 13192, 15793, 16490, 18580, 31586, 32980, 37160, 63172, 65960, 78965, 90113, 126344, 157930, 180226, 315860, 360452, 450565, 631720, 720904, 901130, 1531921, 1802260, 3063842, 3604520, 6127684, 7659605, 12255368, 15319210, 30638420, 61276840]

約数ペア:

[(1, 61276840), (2, 30638420), (4, 15319210), (5, 12255368), (8, 7659605), (10, 6127684), (17, 3604520), (20, 3063842), (34, 1802260), (40, 1531921), (68, 901130), (85, 720904), (97, 631720), (136, 450565), (170, 360452), (194, 315860), (340, 180226), (388, 157930), (485, 126344), (680, 90113), (776, 78965), (929, 65960), (970, 63172), (1649, 37160), (1858, 32980), (1940, 31586), (3298, 18580), (3716, 16490), (3880, 15793), (4645, 13192), (6596, 9290), (7432, 8245)]