12157150

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 24284160

約数和(自身を除く): 12127010

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 67, 95, 134, 190, 191, 335, 382, 475, 670, 950, 955, 1273, 1675, 1910, 2546, 3350, 3629, 4775, 6365, 7258, 9550, 12730, 12797, 18145, 25594, 31825, 36290, 63650, 63985, 90725, 127970, 181450, 243143, 319925, 486286, 639850, 1215715, 2431430, 6078575, 12157150]

約数ペア:

[(1, 12157150), (2, 6078575), (5, 2431430), (10, 1215715), (19, 639850), (25, 486286), (38, 319925), (50, 243143), (67, 181450), (95, 127970), (134, 90725), (190, 63985), (191, 63650), (335, 36290), (382, 31825), (475, 25594), (670, 18145), (950, 12797), (955, 12730), (1273, 9550), (1675, 7258), (1910, 6365), (2546, 4775), (3350, 3629)]