99903160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{50971}}^1$

素因数の和:50996

約数の個数: 48

約数和(自身を含む): 261486360

約数和(自身を除く): 161583200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 50971, 101942, 203884, 254855, 356797, 407768, 509710, 713594, 1019420, 1427188, 1783985, 2038840, 2497579, 2854376, 3567970, 4995158, 7135940, 9990316, 12487895, 14271880, 19980632, 24975790, 49951580, 99903160]

約数ペア:

[(1, 99903160), (2, 49951580), (4, 24975790), (5, 19980632), (7, 14271880), (8, 12487895), (10, 9990316), (14, 7135940), (20, 4995158), (28, 3567970), (35, 2854376), (40, 2497579), (49, 2038840), (56, 1783985), (70, 1427188), (98, 1019420), (140, 713594), (196, 509710), (245, 407768), (280, 356797), (392, 254855), (490, 203884), (980, 101942), (1960, 50971)]