161325640

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{1553}}^1$

素因数の和:1631

約数の個数: 96

約数和(自身を含む): 430489080

約数和(自身を除く): 269163440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 53, 56, 70, 98, 106, 140, 196, 212, 245, 265, 280, 371, 392, 424, 490, 530, 742, 980, 1060, 1484, 1553, 1855, 1960, 2120, 2597, 2968, 3106, 3710, 5194, 6212, 7420, 7765, 10388, 10871, 12424, 12985, 14840, 15530, 20776, 21742, 25970, 31060, 43484, 51940, 54355, 62120, 76097, 82309, 86968, 103880, 108710, 152194, 164618, 217420, 304388, 329236, 380485, 411545, 434840, 576163, 608776, 658472, 760970, 823090, 1152326, 1521940, 1646180, 2304652, 2880815, 3043880, 3292360, 4033141, 4609304, 5761630, 8066282, 11523260, 16132564, 20165705, 23046520, 32265128, 40331410, 80662820, 161325640]

約数ペア:

[(1, 161325640), (2, 80662820), (4, 40331410), (5, 32265128), (7, 23046520), (8, 20165705), (10, 16132564), (14, 11523260), (20, 8066282), (28, 5761630), (35, 4609304), (40, 4033141), (49, 3292360), (53, 3043880), (56, 2880815), (70, 2304652), (98, 1646180), (106, 1521940), (140, 1152326), (196, 823090), (212, 760970), (245, 658472), (265, 608776), (280, 576163), (371, 434840), (392, 411545), (424, 380485), (490, 329236), (530, 304388), (742, 217420), (980, 164618), (1060, 152194), (1484, 108710), (1553, 103880), (1855, 86968), (1960, 82309), (2120, 76097), (2597, 62120), (2968, 54355), (3106, 51940), (3710, 43484), (5194, 31060), (6212, 25970), (7420, 21742), (7765, 20776), (10388, 15530), (10871, 14840), (12424, 12985)]