27656750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 57620160

約数和(自身を除く): 29963410

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 89, 110, 113, 125, 178, 226, 250, 275, 445, 550, 565, 890, 979, 1130, 1243, 1375, 1958, 2225, 2486, 2750, 2825, 4450, 4895, 5650, 6215, 9790, 10057, 11125, 12430, 14125, 20114, 22250, 24475, 28250, 31075, 48950, 50285, 62150, 100570, 110627, 122375, 155375, 221254, 244750, 251425, 310750, 502850, 553135, 1106270, 1257125, 2514250, 2765675, 5531350, 13828375, 27656750]

約数ペア:

[(1, 27656750), (2, 13828375), (5, 5531350), (10, 2765675), (11, 2514250), (22, 1257125), (25, 1106270), (50, 553135), (55, 502850), (89, 310750), (110, 251425), (113, 244750), (125, 221254), (178, 155375), (226, 122375), (250, 110627), (275, 100570), (445, 62150), (550, 50285), (565, 48950), (890, 31075), (979, 28250), (1130, 24475), (1243, 22250), (1375, 20114), (1958, 14125), (2225, 12430), (2486, 11125), (2750, 10057), (2825, 9790), (4450, 6215), (4895, 5650)]