28783300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{3163}}^1$

素因数の和:3197

約数の個数: 72

約数和(自身を含む): 76897856

約数和(自身を除く): 48114556

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 3163, 4550, 6326, 9100, 12652, 15815, 22141, 31630, 41119, 44282, 63260, 79075, 82238, 88564, 110705, 158150, 164476, 205595, 221410, 287833, 316300, 411190, 442820, 553525, 575666, 822380, 1027975, 1107050, 1151332, 1439165, 2055950, 2214100, 2878330, 4111900, 5756660, 7195825, 14391650, 28783300]

約数ペア:

[(1, 28783300), (2, 14391650), (4, 7195825), (5, 5756660), (7, 4111900), (10, 2878330), (13, 2214100), (14, 2055950), (20, 1439165), (25, 1151332), (26, 1107050), (28, 1027975), (35, 822380), (50, 575666), (52, 553525), (65, 442820), (70, 411190), (91, 316300), (100, 287833), (130, 221410), (140, 205595), (175, 164476), (182, 158150), (260, 110705), (325, 88564), (350, 82238), (364, 79075), (455, 63260), (650, 44282), (700, 41119), (910, 31630), (1300, 22141), (1820, 15815), (2275, 12652), (3163, 9100), (4550, 6326)]