25295970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{739}}^1$

素因数の和:919

約数の個数: 64

約数和(自身を含む): 69903360

約数和(自身を除く): 44607390

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 739, 815, 978, 1141, 1478, 1630, 2217, 2282, 2445, 3423, 3695, 4434, 4890, 5173, 5705, 6846, 7390, 10346, 11085, 11410, 15519, 17115, 22170, 25865, 31038, 34230, 51730, 77595, 120457, 155190, 240914, 361371, 602285, 722742, 843199, 1204570, 1686398, 1806855, 2529597, 3613710, 4215995, 5059194, 8431990, 12647985, 25295970]

約数ペア:

[(1, 25295970), (2, 12647985), (3, 8431990), (5, 5059194), (6, 4215995), (7, 3613710), (10, 2529597), (14, 1806855), (15, 1686398), (21, 1204570), (30, 843199), (35, 722742), (42, 602285), (70, 361371), (105, 240914), (163, 155190), (210, 120457), (326, 77595), (489, 51730), (739, 34230), (815, 31038), (978, 25865), (1141, 22170), (1478, 17115), (1630, 15519), (2217, 11410), (2282, 11085), (2445, 10346), (3423, 7390), (3695, 6846), (4434, 5705), (4890, 5173)]