625903460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:782

約数の個数: 144

約数和(自身を含む): 1671644016

約数和(自身を除く): 1045740556

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 73, 91, 98, 130, 140, 146, 182, 196, 245, 260, 292, 364, 365, 455, 490, 511, 637, 673, 730, 910, 949, 980, 1022, 1274, 1346, 1460, 1820, 1898, 2044, 2548, 2555, 2692, 3185, 3365, 3577, 3796, 4711, 4745, 5110, 6370, 6643, 6730, 7154, 8749, 9422, 9490, 10220, 12740, 13286, 13460, 14308, 17498, 17885, 18844, 18980, 23555, 26572, 32977, 33215, 34996, 35770, 43745, 46501, 47110, 49129, 61243, 65954, 66430, 71540, 87490, 93002, 94220, 98258, 122486, 131908, 132860, 164885, 174980, 186004, 196516, 232505, 244972, 245645, 306215, 329770, 343903, 428701, 465010, 491290, 612430, 638677, 659540, 687806, 857402, 930020, 982580, 1224860, 1277354, 1375612, 1714804, 1719515, 2143505, 2407321, 2554708, 3193385, 3439030, 4287010, 4470739, 4814642, 6386770, 6878060, 8574020, 8941478, 9629284, 12036605, 12773540, 17882956, 22353695, 24073210, 31295173, 44707390, 48146420, 62590346, 89414780, 125180692, 156475865, 312951730, 625903460]

約数ペア:

[(1, 625903460), (2, 312951730), (4, 156475865), (5, 125180692), (7, 89414780), (10, 62590346), (13, 48146420), (14, 44707390), (20, 31295173), (26, 24073210), (28, 22353695), (35, 17882956), (49, 12773540), (52, 12036605), (65, 9629284), (70, 8941478), (73, 8574020), (91, 6878060), (98, 6386770), (130, 4814642), (140, 4470739), (146, 4287010), (182, 3439030), (196, 3193385), (245, 2554708), (260, 2407321), (292, 2143505), (364, 1719515), (365, 1714804), (455, 1375612), (490, 1277354), (511, 1224860), (637, 982580), (673, 930020), (730, 857402), (910, 687806), (949, 659540), (980, 638677), (1022, 612430), (1274, 491290), (1346, 465010), (1460, 428701), (1820, 343903), (1898, 329770), (2044, 306215), (2548, 245645), (2555, 244972), (2692, 232505), (3185, 196516), (3365, 186004), (3577, 174980), (3796, 164885), (4711, 132860), (4745, 131908), (5110, 122486), (6370, 98258), (6643, 94220), (6730, 93002), (7154, 87490), (8749, 71540), (9422, 66430), (9490, 65954), (10220, 61243), (12740, 49129), (13286, 47110), (13460, 46501), (14308, 43745), (17498, 35770), (17885, 34996), (18844, 33215), (18980, 32977), (23555, 26572)]