2164100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 72

約数和(自身を含む): 5312160

約数和(自身を除く): 3148060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 25, 34, 38, 50, 67, 68, 76, 85, 95, 100, 134, 170, 190, 268, 323, 335, 340, 380, 425, 475, 646, 670, 850, 950, 1139, 1273, 1292, 1340, 1615, 1675, 1700, 1900, 2278, 2546, 3230, 3350, 4556, 5092, 5695, 6365, 6460, 6700, 8075, 11390, 12730, 16150, 21641, 22780, 25460, 28475, 31825, 32300, 43282, 56950, 63650, 86564, 108205, 113900, 127300, 216410, 432820, 541025, 1082050, 2164100]

約数ペア:

[(1, 2164100), (2, 1082050), (4, 541025), (5, 432820), (10, 216410), (17, 127300), (19, 113900), (20, 108205), (25, 86564), (34, 63650), (38, 56950), (50, 43282), (67, 32300), (68, 31825), (76, 28475), (85, 25460), (95, 22780), (100, 21641), (134, 16150), (170, 12730), (190, 11390), (268, 8075), (323, 6700), (335, 6460), (340, 6365), (380, 5695), (425, 5092), (475, 4556), (646, 3350), (670, 3230), (850, 2546), (950, 2278), (1139, 1900), (1273, 1700), (1292, 1675), (1340, 1615)]