855708100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{28619}}^1$

素因数の和:28669

約数の個数: 72

約数和(自身を含む): 2086741440

約数和(自身を除く): 1231033340

約数列:

[1, 2, 4, 5, 10, 13, 20, 23, 25, 26, 46, 50, 52, 65, 92, 100, 115, 130, 230, 260, 299, 325, 460, 575, 598, 650, 1150, 1196, 1300, 1495, 2300, 2990, 5980, 7475, 14950, 28619, 29900, 57238, 114476, 143095, 286190, 372047, 572380, 658237, 715475, 744094, 1316474, 1430950, 1488188, 1860235, 2632948, 2861900, 3291185, 3720470, 6582370, 7440940, 8557081, 9301175, 13164740, 16455925, 17114162, 18602350, 32911850, 34228324, 37204700, 42785405, 65823700, 85570810, 171141620, 213927025, 427854050, 855708100]

約数ペア:

[(1, 855708100), (2, 427854050), (4, 213927025), (5, 171141620), (10, 85570810), (13, 65823700), (20, 42785405), (23, 37204700), (25, 34228324), (26, 32911850), (46, 18602350), (50, 17114162), (52, 16455925), (65, 13164740), (92, 9301175), (100, 8557081), (115, 7440940), (130, 6582370), (230, 3720470), (260, 3291185), (299, 2861900), (325, 2632948), (460, 1860235), (575, 1488188), (598, 1430950), (650, 1316474), (1150, 744094), (1196, 715475), (1300, 658237), (1495, 572380), (2300, 372047), (2990, 286190), (5980, 143095), (7475, 114476), (14950, 57238), (28619, 29900)]