25701840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{163}}^1$

素因数の和:258

約数の個数: 160

約数和(自身を含む): 90291840

約数和(自身を除く): 64590000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 73, 80, 90, 108, 120, 135, 144, 146, 163, 180, 216, 219, 240, 270, 292, 326, 360, 365, 432, 438, 489, 540, 584, 652, 657, 720, 730, 815, 876, 978, 1080, 1095, 1168, 1304, 1314, 1460, 1467, 1630, 1752, 1956, 1971, 2160, 2190, 2445, 2608, 2628, 2920, 2934, 3260, 3285, 3504, 3912, 3942, 4380, 4401, 4890, 5256, 5840, 5868, 6520, 6570, 7335, 7824, 7884, 8760, 8802, 9780, 9855, 10512, 11736, 11899, 13040, 13140, 14670, 15768, 17520, 17604, 19560, 19710, 22005, 23472, 23798, 26280, 29340, 31536, 35208, 35697, 39120, 39420, 44010, 47596, 52560, 58680, 59495, 70416, 71394, 78840, 88020, 95192, 107091, 117360, 118990, 142788, 157680, 176040, 178485, 190384, 214182, 237980, 285576, 321273, 352080, 356970, 428364, 475960, 535455, 571152, 642546, 713940, 856728, 951920, 1070910, 1285092, 1427880, 1606365, 1713456, 2141820, 2570184, 2855760, 3212730, 4283640, 5140368, 6425460, 8567280, 12850920, 25701840]

約数ペア:

[(1, 25701840), (2, 12850920), (3, 8567280), (4, 6425460), (5, 5140368), (6, 4283640), (8, 3212730), (9, 2855760), (10, 2570184), (12, 2141820), (15, 1713456), (16, 1606365), (18, 1427880), (20, 1285092), (24, 1070910), (27, 951920), (30, 856728), (36, 713940), (40, 642546), (45, 571152), (48, 535455), (54, 475960), (60, 428364), (72, 356970), (73, 352080), (80, 321273), (90, 285576), (108, 237980), (120, 214182), (135, 190384), (144, 178485), (146, 176040), (163, 157680), (180, 142788), (216, 118990), (219, 117360), (240, 107091), (270, 95192), (292, 88020), (326, 78840), (360, 71394), (365, 70416), (432, 59495), (438, 58680), (489, 52560), (540, 47596), (584, 44010), (652, 39420), (657, 39120), (720, 35697), (730, 35208), (815, 31536), (876, 29340), (978, 26280), (1080, 23798), (1095, 23472), (1168, 22005), (1304, 19710), (1314, 19560), (1460, 17604), (1467, 17520), (1630, 15768), (1752, 14670), (1956, 13140), (1971, 13040), (2160, 11899), (2190, 11736), (2445, 10512), (2608, 9855), (2628, 9780), (2920, 8802), (2934, 8760), (3260, 7884), (3285, 7824), (3504, 7335), (3912, 6570), (3942, 6520), (4380, 5868), (4401, 5840), (4890, 5256)]