18812350

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:325

約数の個数: 48

約数和(自身を含む): 36961920

約数和(自身を除く): 18149570

約数列:

[1, 2, 5, 10, 25, 31, 50, 53, 62, 106, 155, 229, 265, 310, 458, 530, 775, 1145, 1325, 1550, 1643, 2290, 2650, 3286, 5725, 7099, 8215, 11450, 12137, 14198, 16430, 24274, 35495, 41075, 60685, 70990, 82150, 121370, 177475, 303425, 354950, 376247, 606850, 752494, 1881235, 3762470, 9406175, 18812350]

約数ペア:

[(1, 18812350), (2, 9406175), (5, 3762470), (10, 1881235), (25, 752494), (31, 606850), (50, 376247), (53, 354950), (62, 303425), (106, 177475), (155, 121370), (229, 82150), (265, 70990), (310, 60685), (458, 41075), (530, 35495), (775, 24274), (1145, 16430), (1325, 14198), (1550, 12137), (1643, 11450), (2290, 8215), (2650, 7099), (3286, 5725)]