212735950

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{2801}}^1$

素因数の和:2858

約数の個数: 72

約数和(自身を含む): 475308864

約数和(自身を除く): 262572914

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 49, 50, 62, 70, 98, 155, 175, 217, 245, 310, 350, 434, 490, 775, 1085, 1225, 1519, 1550, 2170, 2450, 2801, 3038, 5425, 5602, 7595, 10850, 14005, 15190, 19607, 28010, 37975, 39214, 70025, 75950, 86831, 98035, 137249, 140050, 173662, 196070, 274498, 434155, 490175, 607817, 686245, 868310, 980350, 1215634, 1372490, 2170775, 3039085, 3431225, 4254719, 4341550, 6078170, 6862450, 8509438, 15195425, 21273595, 30390850, 42547190, 106367975, 212735950]

約数ペア:

[(1, 212735950), (2, 106367975), (5, 42547190), (7, 30390850), (10, 21273595), (14, 15195425), (25, 8509438), (31, 6862450), (35, 6078170), (49, 4341550), (50, 4254719), (62, 3431225), (70, 3039085), (98, 2170775), (155, 1372490), (175, 1215634), (217, 980350), (245, 868310), (310, 686245), (350, 607817), (434, 490175), (490, 434155), (775, 274498), (1085, 196070), (1225, 173662), (1519, 140050), (1550, 137249), (2170, 98035), (2450, 86831), (2801, 75950), (3038, 70025), (5425, 39214), (5602, 37975), (7595, 28010), (10850, 19607), (14005, 15190)]