99405880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{3989}}^1$

素因数の和:4096

約数の個数: 64

約数和(自身を含む): 258552000

約数和(自身を除く): 159146120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 623, 712, 890, 1246, 1780, 2492, 3115, 3560, 3989, 4984, 6230, 7978, 12460, 15956, 19945, 24920, 27923, 31912, 39890, 55846, 79780, 111692, 139615, 159560, 223384, 279230, 355021, 558460, 710042, 1116920, 1420084, 1775105, 2485147, 2840168, 3550210, 4970294, 7100420, 9940588, 12425735, 14200840, 19881176, 24851470, 49702940, 99405880]

約数ペア:

[(1, 99405880), (2, 49702940), (4, 24851470), (5, 19881176), (7, 14200840), (8, 12425735), (10, 9940588), (14, 7100420), (20, 4970294), (28, 3550210), (35, 2840168), (40, 2485147), (56, 1775105), (70, 1420084), (89, 1116920), (140, 710042), (178, 558460), (280, 355021), (356, 279230), (445, 223384), (623, 159560), (712, 139615), (890, 111692), (1246, 79780), (1780, 55846), (2492, 39890), (3115, 31912), (3560, 27923), (3989, 24920), (4984, 19945), (6230, 15956), (7978, 12460)]