64752800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:431

約数の個数: 144

約数和(自身を含む): 186988032

約数和(自身を除く): 122235232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 350, 373, 400, 434, 496, 560, 620, 700, 746, 775, 800, 868, 992, 1085, 1120, 1240, 1400, 1492, 1550, 1736, 1865, 2170, 2480, 2611, 2800, 2984, 3100, 3472, 3730, 4340, 4960, 5222, 5425, 5600, 5968, 6200, 6944, 7460, 8680, 9325, 10444, 10850, 11563, 11936, 12400, 13055, 14920, 17360, 18650, 20888, 21700, 23126, 24800, 26110, 29840, 34720, 37300, 41776, 43400, 46252, 52220, 57815, 59680, 65275, 74600, 80941, 83552, 86800, 92504, 104440, 115630, 130550, 149200, 161882, 173600, 185008, 208880, 231260, 261100, 289075, 298400, 323764, 370016, 404705, 417760, 462520, 522200, 578150, 647528, 809410, 925040, 1044400, 1156300, 1295056, 1618820, 1850080, 2023525, 2088800, 2312600, 2590112, 3237640, 4047050, 4625200, 6475280, 8094100, 9250400, 12950560, 16188200, 32376400, 64752800]

約数ペア:

[(1, 64752800), (2, 32376400), (4, 16188200), (5, 12950560), (7, 9250400), (8, 8094100), (10, 6475280), (14, 4625200), (16, 4047050), (20, 3237640), (25, 2590112), (28, 2312600), (31, 2088800), (32, 2023525), (35, 1850080), (40, 1618820), (50, 1295056), (56, 1156300), (62, 1044400), (70, 925040), (80, 809410), (100, 647528), (112, 578150), (124, 522200), (140, 462520), (155, 417760), (160, 404705), (175, 370016), (200, 323764), (217, 298400), (224, 289075), (248, 261100), (280, 231260), (310, 208880), (350, 185008), (373, 173600), (400, 161882), (434, 149200), (496, 130550), (560, 115630), (620, 104440), (700, 92504), (746, 86800), (775, 83552), (800, 80941), (868, 74600), (992, 65275), (1085, 59680), (1120, 57815), (1240, 52220), (1400, 46252), (1492, 43400), (1550, 41776), (1736, 37300), (1865, 34720), (2170, 29840), (2480, 26110), (2611, 24800), (2800, 23126), (2984, 21700), (3100, 20888), (3472, 18650), (3730, 17360), (4340, 14920), (4960, 13055), (5222, 12400), (5425, 11936), (5600, 11563), (5968, 10850), (6200, 10444), (6944, 9325), (7460, 8680)]