25649460

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 120

約数和(自身を含む): 81962496

約数和(自身を除く): 56313036

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 81, 90, 108, 135, 142, 162, 180, 213, 223, 270, 284, 324, 355, 405, 426, 446, 540, 639, 669, 710, 810, 852, 892, 1065, 1115, 1278, 1338, 1420, 1620, 1917, 2007, 2130, 2230, 2556, 2676, 3195, 3345, 3834, 4014, 4260, 4460, 5751, 6021, 6390, 6690, 7668, 8028, 9585, 10035, 11502, 12042, 12780, 13380, 15833, 18063, 19170, 20070, 23004, 24084, 28755, 30105, 31666, 36126, 38340, 40140, 47499, 57510, 60210, 63332, 72252, 79165, 90315, 94998, 115020, 120420, 142497, 158330, 180630, 189996, 237495, 284994, 316660, 361260, 427491, 474990, 569988, 712485, 854982, 949980, 1282473, 1424970, 1709964, 2137455, 2564946, 2849940, 4274910, 5129892, 6412365, 8549820, 12824730, 25649460]

約数ペア:

[(1, 25649460), (2, 12824730), (3, 8549820), (4, 6412365), (5, 5129892), (6, 4274910), (9, 2849940), (10, 2564946), (12, 2137455), (15, 1709964), (18, 1424970), (20, 1282473), (27, 949980), (30, 854982), (36, 712485), (45, 569988), (54, 474990), (60, 427491), (71, 361260), (81, 316660), (90, 284994), (108, 237495), (135, 189996), (142, 180630), (162, 158330), (180, 142497), (213, 120420), (223, 115020), (270, 94998), (284, 90315), (324, 79165), (355, 72252), (405, 63332), (426, 60210), (446, 57510), (540, 47499), (639, 40140), (669, 38340), (710, 36126), (810, 31666), (852, 30105), (892, 28755), (1065, 24084), (1115, 23004), (1278, 20070), (1338, 19170), (1420, 18063), (1620, 15833), (1917, 13380), (2007, 12780), (2130, 12042), (2230, 11502), (2556, 10035), (2676, 9585), (3195, 8028), (3345, 7668), (3834, 6690), (4014, 6390), (4260, 6021), (4460, 5751)]