13237900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{599}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 32810400

約数和(自身を除く): 19572500

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 25, 26, 34, 50, 52, 65, 68, 85, 100, 130, 170, 221, 260, 325, 340, 425, 442, 599, 650, 850, 884, 1105, 1198, 1300, 1700, 2210, 2396, 2995, 4420, 5525, 5990, 7787, 10183, 11050, 11980, 14975, 15574, 20366, 22100, 29950, 31148, 38935, 40732, 50915, 59900, 77870, 101830, 132379, 155740, 194675, 203660, 254575, 264758, 389350, 509150, 529516, 661895, 778700, 1018300, 1323790, 2647580, 3309475, 6618950, 13237900]

約数ペア:

[(1, 13237900), (2, 6618950), (4, 3309475), (5, 2647580), (10, 1323790), (13, 1018300), (17, 778700), (20, 661895), (25, 529516), (26, 509150), (34, 389350), (50, 264758), (52, 254575), (65, 203660), (68, 194675), (85, 155740), (100, 132379), (130, 101830), (170, 77870), (221, 59900), (260, 50915), (325, 40732), (340, 38935), (425, 31148), (442, 29950), (599, 22100), (650, 20366), (850, 15574), (884, 14975), (1105, 11980), (1198, 11050), (1300, 10183), (1700, 7787), (2210, 5990), (2396, 5525), (2995, 4420)]