212740750

素因数分解:

$2^1\times 5^3\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 414722880

約数和(自身を除く): 201982130

約数列:

[1, 2, 5, 10, 25, 37, 50, 74, 109, 125, 185, 211, 218, 250, 370, 422, 545, 925, 1055, 1090, 1850, 2110, 2725, 4033, 4625, 5275, 5450, 7807, 8066, 9250, 10550, 13625, 15614, 20165, 22999, 26375, 27250, 39035, 40330, 45998, 52750, 78070, 100825, 114995, 195175, 201650, 229990, 390350, 504125, 574975, 850963, 975875, 1008250, 1149950, 1701926, 1951750, 2874875, 4254815, 5749750, 8509630, 21274075, 42548150, 106370375, 212740750]

約数ペア:

[(1, 212740750), (2, 106370375), (5, 42548150), (10, 21274075), (25, 8509630), (37, 5749750), (50, 4254815), (74, 2874875), (109, 1951750), (125, 1701926), (185, 1149950), (211, 1008250), (218, 975875), (250, 850963), (370, 574975), (422, 504125), (545, 390350), (925, 229990), (1055, 201650), (1090, 195175), (1850, 114995), (2110, 100825), (2725, 78070), (4033, 52750), (4625, 45998), (5275, 40330), (5450, 39035), (7807, 27250), (8066, 26375), (9250, 22999), (10550, 20165), (13625, 15614)]