219817900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3083}}^1$

素因数の和:3151

約数の個数: 72

約数和(自身を含む): 513967104

約数和(自身を除く): 294149204

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 31, 46, 50, 62, 92, 100, 115, 124, 155, 230, 310, 460, 575, 620, 713, 775, 1150, 1426, 1550, 2300, 2852, 3083, 3100, 3565, 6166, 7130, 12332, 14260, 15415, 17825, 30830, 35650, 61660, 70909, 71300, 77075, 95573, 141818, 154150, 191146, 283636, 308300, 354545, 382292, 477865, 709090, 955730, 1418180, 1772725, 1911460, 2198179, 2389325, 3545450, 4396358, 4778650, 7090900, 8792716, 9557300, 10990895, 21981790, 43963580, 54954475, 109908950, 219817900]

約数ペア:

[(1, 219817900), (2, 109908950), (4, 54954475), (5, 43963580), (10, 21981790), (20, 10990895), (23, 9557300), (25, 8792716), (31, 7090900), (46, 4778650), (50, 4396358), (62, 3545450), (92, 2389325), (100, 2198179), (115, 1911460), (124, 1772725), (155, 1418180), (230, 955730), (310, 709090), (460, 477865), (575, 382292), (620, 354545), (713, 308300), (775, 283636), (1150, 191146), (1426, 154150), (1550, 141818), (2300, 95573), (2852, 77075), (3083, 71300), (3100, 70909), (3565, 61660), (6166, 35650), (7130, 30830), (12332, 17825), (14260, 15415)]