201899140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{8863}}^1$

素因数の和:8956

約数の個数: 48

約数和(自身を含む): 455680512

約数和(自身を除く): 253781372

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 67, 68, 85, 134, 170, 268, 335, 340, 670, 1139, 1340, 2278, 4556, 5695, 8863, 11390, 17726, 22780, 35452, 44315, 88630, 150671, 177260, 301342, 593821, 602684, 753355, 1187642, 1506710, 2375284, 2969105, 3013420, 5938210, 10094957, 11876420, 20189914, 40379828, 50474785, 100949570, 201899140]

約数ペア:

[(1, 201899140), (2, 100949570), (4, 50474785), (5, 40379828), (10, 20189914), (17, 11876420), (20, 10094957), (34, 5938210), (67, 3013420), (68, 2969105), (85, 2375284), (134, 1506710), (170, 1187642), (268, 753355), (335, 602684), (340, 593821), (670, 301342), (1139, 177260), (1340, 150671), (2278, 88630), (4556, 44315), (5695, 35452), (8863, 22780), (11390, 17726)]