161125300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 420723072

約数和(自身を除く): 259597772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 43, 50, 53, 70, 86, 100, 101, 106, 140, 172, 175, 202, 212, 215, 265, 301, 350, 371, 404, 430, 505, 530, 602, 700, 707, 742, 860, 1010, 1060, 1075, 1204, 1325, 1414, 1484, 1505, 1855, 2020, 2150, 2279, 2525, 2650, 2828, 3010, 3535, 3710, 4300, 4343, 4558, 5050, 5300, 5353, 6020, 7070, 7420, 7525, 8686, 9116, 9275, 10100, 10706, 11395, 14140, 15050, 15953, 17372, 17675, 18550, 21412, 21715, 22790, 26765, 30100, 30401, 31906, 35350, 37100, 37471, 43430, 45580, 53530, 56975, 60802, 63812, 70700, 74942, 79765, 86860, 107060, 108575, 113950, 121604, 133825, 149884, 152005, 159530, 187355, 217150, 227900, 230179, 267650, 304010, 319060, 374710, 398825, 434300, 460358, 535300, 608020, 749420, 760025, 797650, 920716, 936775, 1150895, 1520050, 1595300, 1611253, 1873550, 2301790, 3040100, 3222506, 3747100, 4603580, 5754475, 6445012, 8056265, 11508950, 16112530, 23017900, 32225060, 40281325, 80562650, 161125300]

約数ペア:

[(1, 161125300), (2, 80562650), (4, 40281325), (5, 32225060), (7, 23017900), (10, 16112530), (14, 11508950), (20, 8056265), (25, 6445012), (28, 5754475), (35, 4603580), (43, 3747100), (50, 3222506), (53, 3040100), (70, 2301790), (86, 1873550), (100, 1611253), (101, 1595300), (106, 1520050), (140, 1150895), (172, 936775), (175, 920716), (202, 797650), (212, 760025), (215, 749420), (265, 608020), (301, 535300), (350, 460358), (371, 434300), (404, 398825), (430, 374710), (505, 319060), (530, 304010), (602, 267650), (700, 230179), (707, 227900), (742, 217150), (860, 187355), (1010, 159530), (1060, 152005), (1075, 149884), (1204, 133825), (1325, 121604), (1414, 113950), (1484, 108575), (1505, 107060), (1855, 86860), (2020, 79765), (2150, 74942), (2279, 70700), (2525, 63812), (2650, 60802), (2828, 56975), (3010, 53530), (3535, 45580), (3710, 43430), (4300, 37471), (4343, 37100), (4558, 35350), (5050, 31906), (5300, 30401), (5353, 30100), (6020, 26765), (7070, 22790), (7420, 21715), (7525, 21412), (8686, 18550), (9116, 17675), (9275, 17372), (10100, 15953), (10706, 15050), (11395, 14140)]