42980210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 96671232

約数和(自身を除く): 53691022

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 73, 91, 130, 146, 182, 365, 455, 511, 647, 730, 910, 949, 1022, 1294, 1898, 2555, 3235, 4529, 4745, 5110, 6470, 6643, 8411, 9058, 9490, 13286, 16822, 22645, 33215, 42055, 45290, 47231, 58877, 66430, 84110, 94462, 117754, 236155, 294385, 330617, 472310, 588770, 614003, 661234, 1228006, 1653085, 3070015, 3306170, 4298021, 6140030, 8596042, 21490105, 42980210]

約数ペア:

[(1, 42980210), (2, 21490105), (5, 8596042), (7, 6140030), (10, 4298021), (13, 3306170), (14, 3070015), (26, 1653085), (35, 1228006), (65, 661234), (70, 614003), (73, 588770), (91, 472310), (130, 330617), (146, 294385), (182, 236155), (365, 117754), (455, 94462), (511, 84110), (647, 66430), (730, 58877), (910, 47231), (949, 45290), (1022, 42055), (1294, 33215), (1898, 22645), (2555, 16822), (3235, 13286), (4529, 9490), (4745, 9058), (5110, 8411), (6470, 6643)]