201542500

素因数分解:

$2^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{4243}}^1$

素因数の和:4286

約数の個数: 60

約数和(自身を含む): 464038960

約数和(自身を除く): 262496460

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 625, 950, 1250, 1900, 2375, 2500, 4243, 4750, 8486, 9500, 11875, 16972, 21215, 23750, 42430, 47500, 80617, 84860, 106075, 161234, 212150, 322468, 403085, 424300, 530375, 806170, 1060750, 1612340, 2015425, 2121500, 2651875, 4030850, 5303750, 8061700, 10077125, 10607500, 20154250, 40308500, 50385625, 100771250, 201542500]

約数ペア:

[(1, 201542500), (2, 100771250), (4, 50385625), (5, 40308500), (10, 20154250), (19, 10607500), (20, 10077125), (25, 8061700), (38, 5303750), (50, 4030850), (76, 2651875), (95, 2121500), (100, 2015425), (125, 1612340), (190, 1060750), (250, 806170), (380, 530375), (475, 424300), (500, 403085), (625, 322468), (950, 212150), (1250, 161234), (1900, 106075), (2375, 84860), (2500, 80617), (4243, 47500), (4750, 42430), (8486, 23750), (9500, 21215), (11875, 16972)]