30390850

素因数分解:

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

素因数の和:2851

約数の個数: 48

約数和(自身を含む): 66710016

約数和(自身を除く): 36319166

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 50, 62, 70, 155, 175, 217, 310, 350, 434, 775, 1085, 1550, 2170, 2801, 5425, 5602, 10850, 14005, 19607, 28010, 39214, 70025, 86831, 98035, 140050, 173662, 196070, 434155, 490175, 607817, 868310, 980350, 1215634, 2170775, 3039085, 4341550, 6078170, 15195425, 30390850]

約数ペア:

[(1, 30390850), (2, 15195425), (5, 6078170), (7, 4341550), (10, 3039085), (14, 2170775), (25, 1215634), (31, 980350), (35, 868310), (50, 607817), (62, 490175), (70, 434155), (155, 196070), (175, 173662), (217, 140050), (310, 98035), (350, 86831), (434, 70025), (775, 39214), (1085, 28010), (1550, 19607), (2170, 14005), (2801, 10850), (5425, 5602)]