215897950

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7331}}^1$

素因数の和:7393

約数の個数: 48

約数和(自身を含む): 436400640

約数和(自身を除く): 220502690

約数列:

[1, 2, 5, 10, 19, 25, 31, 38, 50, 62, 95, 155, 190, 310, 475, 589, 775, 950, 1178, 1550, 2945, 5890, 7331, 14662, 14725, 29450, 36655, 73310, 139289, 183275, 227261, 278578, 366550, 454522, 696445, 1136305, 1392890, 2272610, 3482225, 4317959, 5681525, 6964450, 8635918, 11363050, 21589795, 43179590, 107948975, 215897950]

約数ペア:

[(1, 215897950), (2, 107948975), (5, 43179590), (10, 21589795), (19, 11363050), (25, 8635918), (31, 6964450), (38, 5681525), (50, 4317959), (62, 3482225), (95, 2272610), (155, 1392890), (190, 1136305), (310, 696445), (475, 454522), (589, 366550), (775, 278578), (950, 227261), (1178, 183275), (1550, 139289), (2945, 73310), (5890, 36655), (7331, 29450), (14662, 14725)]