31019450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1151}}^1$

素因数の和:1188

約数の個数: 72

約数和(自身を含む): 73281024

約数和(自身を除く): 42261574

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 25, 35, 49, 50, 55, 70, 77, 98, 110, 154, 175, 245, 275, 350, 385, 490, 539, 550, 770, 1078, 1151, 1225, 1925, 2302, 2450, 2695, 3850, 5390, 5755, 8057, 11510, 12661, 13475, 16114, 25322, 26950, 28775, 40285, 56399, 57550, 63305, 80570, 88627, 112798, 126610, 177254, 201425, 281995, 316525, 402850, 443135, 563990, 620389, 633050, 886270, 1240778, 1409975, 2215675, 2819950, 3101945, 4431350, 6203890, 15509725, 31019450]

約数ペア:

[(1, 31019450), (2, 15509725), (5, 6203890), (7, 4431350), (10, 3101945), (11, 2819950), (14, 2215675), (22, 1409975), (25, 1240778), (35, 886270), (49, 633050), (50, 620389), (55, 563990), (70, 443135), (77, 402850), (98, 316525), (110, 281995), (154, 201425), (175, 177254), (245, 126610), (275, 112798), (350, 88627), (385, 80570), (490, 63305), (539, 57550), (550, 56399), (770, 40285), (1078, 28775), (1151, 26950), (1225, 25322), (1925, 16114), (2302, 13475), (2450, 12661), (2695, 11510), (3850, 8057), (5390, 5755)]