804513320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:675

約数の個数: 128

約数和(自身を含む): 2053175040

約数和(自身を除く): 1248661720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 92, 104, 115, 130, 137, 184, 230, 260, 274, 299, 460, 491, 520, 548, 598, 685, 920, 982, 1096, 1196, 1370, 1495, 1781, 1964, 2392, 2455, 2740, 2990, 3151, 3562, 3928, 4910, 5480, 5980, 6302, 6383, 7124, 8905, 9820, 11293, 11960, 12604, 12766, 14248, 15755, 17810, 19640, 22586, 25208, 25532, 31510, 31915, 35620, 40963, 45172, 51064, 56465, 63020, 63830, 67267, 71240, 81926, 90344, 112930, 126040, 127660, 134534, 146809, 163852, 204815, 225860, 255320, 269068, 293618, 327704, 336335, 409630, 451720, 538136, 587236, 672670, 734045, 819260, 874471, 1174472, 1345340, 1468090, 1547141, 1638520, 1748942, 2690680, 2936180, 3094282, 3497884, 4372355, 5872360, 6188564, 6995768, 7735705, 8744710, 12377128, 15471410, 17489420, 20112833, 30942820, 34978840, 40225666, 61885640, 80451332, 100564165, 160902664, 201128330, 402256660, 804513320]

約数ペア:

[(1, 804513320), (2, 402256660), (4, 201128330), (5, 160902664), (8, 100564165), (10, 80451332), (13, 61885640), (20, 40225666), (23, 34978840), (26, 30942820), (40, 20112833), (46, 17489420), (52, 15471410), (65, 12377128), (92, 8744710), (104, 7735705), (115, 6995768), (130, 6188564), (137, 5872360), (184, 4372355), (230, 3497884), (260, 3094282), (274, 2936180), (299, 2690680), (460, 1748942), (491, 1638520), (520, 1547141), (548, 1468090), (598, 1345340), (685, 1174472), (920, 874471), (982, 819260), (1096, 734045), (1196, 672670), (1370, 587236), (1495, 538136), (1781, 451720), (1964, 409630), (2392, 336335), (2455, 327704), (2740, 293618), (2990, 269068), (3151, 255320), (3562, 225860), (3928, 204815), (4910, 163852), (5480, 146809), (5980, 134534), (6302, 127660), (6383, 126040), (7124, 112930), (8905, 90344), (9820, 81926), (11293, 71240), (11960, 67267), (12604, 63830), (12766, 63020), (14248, 56465), (15755, 51064), (17810, 45172), (19640, 40963), (22586, 35620), (25208, 31915), (25532, 31510)]