203429945920

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20507051}}^1$

素因数の和:20507099

約数の個数: 56

約数和(自身を含む): 500043955968

約数和(自身を除く): 296614010048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 310, 320, 496, 620, 992, 1240, 1984, 2480, 4960, 9920, 20507051, 41014102, 82028204, 102535255, 164056408, 205070510, 328112816, 410141020, 635718581, 656225632, 820282040, 1271437162, 1312451264, 1640564080, 2542874324, 3178592905, 3281128160, 5085748648, 6357185810, 6562256320, 10171497296, 12714371620, 20342994592, 25428743240, 40685989184, 50857486480, 101714972960, 203429945920]

約数ペア:

[(1, 203429945920), (2, 101714972960), (4, 50857486480), (5, 40685989184), (8, 25428743240), (10, 20342994592), (16, 12714371620), (20, 10171497296), (31, 6562256320), (32, 6357185810), (40, 5085748648), (62, 3281128160), (64, 3178592905), (80, 2542874324), (124, 1640564080), (155, 1312451264), (160, 1271437162), (248, 820282040), (310, 656225632), (320, 635718581), (496, 410141020), (620, 328112816), (992, 205070510), (1240, 164056408), (1984, 102535255), (2480, 82028204), (4960, 41014102), (9920, 20507051)]