42540225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:327

約数の個数: 96

約数和(自身を含む): 90660864

約数和(自身を除く): 48120639

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 25, 35, 39, 65, 69, 75, 91, 105, 115, 161, 175, 195, 271, 273, 299, 325, 345, 455, 483, 525, 575, 805, 813, 897, 975, 1355, 1365, 1495, 1725, 1897, 2093, 2275, 2415, 3523, 4025, 4065, 4485, 5691, 6233, 6279, 6775, 6825, 7475, 9485, 10465, 10569, 12075, 17615, 18699, 20325, 22425, 24661, 28455, 31165, 31395, 43631, 47425, 52325, 52845, 73983, 81029, 88075, 93495, 123305, 130893, 142275, 155825, 156975, 218155, 243087, 264225, 369915, 405145, 467475, 567203, 616525, 654465, 1090775, 1215435, 1701609, 1849575, 2025725, 2836015, 3272325, 6077175, 8508045, 14180075, 42540225]

約数ペア:

[(1, 42540225), (3, 14180075), (5, 8508045), (7, 6077175), (13, 3272325), (15, 2836015), (21, 2025725), (23, 1849575), (25, 1701609), (35, 1215435), (39, 1090775), (65, 654465), (69, 616525), (75, 567203), (91, 467475), (105, 405145), (115, 369915), (161, 264225), (175, 243087), (195, 218155), (271, 156975), (273, 155825), (299, 142275), (325, 130893), (345, 123305), (455, 93495), (483, 88075), (525, 81029), (575, 73983), (805, 52845), (813, 52325), (897, 47425), (975, 43631), (1355, 31395), (1365, 31165), (1495, 28455), (1725, 24661), (1897, 22425), (2093, 20325), (2275, 18699), (2415, 17615), (3523, 12075), (4025, 10569), (4065, 10465), (4485, 9485), (5691, 7475), (6233, 6825), (6279, 6775)]