51947140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{331}}^1$

素因数の和:425

約数の個数: 96

約数和(自身を含む): 133862400

約数和(自身を除く): 81915260

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 59, 70, 76, 95, 118, 133, 140, 190, 236, 266, 295, 331, 380, 413, 532, 590, 662, 665, 826, 1121, 1180, 1324, 1330, 1652, 1655, 2065, 2242, 2317, 2660, 3310, 4130, 4484, 4634, 5605, 6289, 6620, 7847, 8260, 9268, 11210, 11585, 12578, 15694, 19529, 22420, 23170, 25156, 31388, 31445, 39058, 39235, 44023, 46340, 62890, 78116, 78470, 88046, 97645, 125780, 136703, 156940, 176092, 195290, 220115, 273406, 371051, 390580, 440230, 546812, 683515, 742102, 880460, 1367030, 1484204, 1855255, 2597357, 2734060, 3710510, 5194714, 7421020, 10389428, 12986785, 25973570, 51947140]

約数ペア:

[(1, 51947140), (2, 25973570), (4, 12986785), (5, 10389428), (7, 7421020), (10, 5194714), (14, 3710510), (19, 2734060), (20, 2597357), (28, 1855255), (35, 1484204), (38, 1367030), (59, 880460), (70, 742102), (76, 683515), (95, 546812), (118, 440230), (133, 390580), (140, 371051), (190, 273406), (236, 220115), (266, 195290), (295, 176092), (331, 156940), (380, 136703), (413, 125780), (532, 97645), (590, 88046), (662, 78470), (665, 78116), (826, 62890), (1121, 46340), (1180, 44023), (1324, 39235), (1330, 39058), (1652, 31445), (1655, 31388), (2065, 25156), (2242, 23170), (2317, 22420), (2660, 19529), (3310, 15694), (4130, 12578), (4484, 11585), (4634, 11210), (5605, 9268), (6289, 8260), (6620, 7847)]