8813309980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{8443}}^1$

素因数の和:8579

約数の個数: 96

約数和(自身を含む): 20257493760

約数和(自身を除く): 11444183780

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 67, 76, 82, 95, 134, 164, 190, 205, 268, 335, 380, 410, 670, 779, 820, 1273, 1340, 1558, 2546, 2747, 3116, 3895, 5092, 5494, 6365, 7790, 8443, 10988, 12730, 13735, 15580, 16886, 25460, 27470, 33772, 42215, 52193, 54940, 84430, 104386, 160417, 168860, 208772, 260965, 320834, 346163, 521930, 565681, 641668, 692326, 802085, 1043860, 1131362, 1384652, 1604170, 1730815, 2262724, 2828405, 3208340, 3461630, 5656810, 6577097, 6923260, 10747939, 11313620, 13154194, 21495878, 23192921, 26308388, 32885485, 42991756, 46385842, 53739695, 65770970, 92771684, 107479390, 115964605, 131541940, 214958780, 231929210, 440665499, 463858420, 881330998, 1762661996, 2203327495, 4406654990, 8813309980]

約数ペア:

[(1, 8813309980), (2, 4406654990), (4, 2203327495), (5, 1762661996), (10, 881330998), (19, 463858420), (20, 440665499), (38, 231929210), (41, 214958780), (67, 131541940), (76, 115964605), (82, 107479390), (95, 92771684), (134, 65770970), (164, 53739695), (190, 46385842), (205, 42991756), (268, 32885485), (335, 26308388), (380, 23192921), (410, 21495878), (670, 13154194), (779, 11313620), (820, 10747939), (1273, 6923260), (1340, 6577097), (1558, 5656810), (2546, 3461630), (2747, 3208340), (3116, 2828405), (3895, 2262724), (5092, 1730815), (5494, 1604170), (6365, 1384652), (7790, 1131362), (8443, 1043860), (10988, 802085), (12730, 692326), (13735, 641668), (15580, 565681), (16886, 521930), (25460, 346163), (27470, 320834), (33772, 260965), (42215, 208772), (52193, 168860), (54940, 160417), (84430, 104386)]