20803437800

素因数分解:

$2^3\times 5^2\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{5297}}^1$

素因数の和:5655

約数の個数: 96

約数和(自身を含む): 49222128600

約数和(自身を除く): 28418690800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 73, 100, 146, 200, 269, 292, 365, 538, 584, 730, 1076, 1345, 1460, 1825, 2152, 2690, 2920, 3650, 5297, 5380, 6725, 7300, 10594, 10760, 13450, 14600, 19637, 21188, 26485, 26900, 39274, 42376, 52970, 53800, 78548, 98185, 105940, 132425, 157096, 196370, 211880, 264850, 386681, 392740, 490925, 529700, 773362, 785480, 981850, 1059400, 1424893, 1546724, 1933405, 1963700, 2849786, 3093448, 3866810, 3927400, 5699572, 7124465, 7733620, 9667025, 11399144, 14248930, 15467240, 19334050, 28497860, 35622325, 38668100, 56995720, 71244650, 77336200, 104017189, 142489300, 208034378, 284978600, 416068756, 520085945, 832137512, 1040171890, 2080343780, 2600429725, 4160687560, 5200859450, 10401718900, 20803437800]

約数ペア:

[(1, 20803437800), (2, 10401718900), (4, 5200859450), (5, 4160687560), (8, 2600429725), (10, 2080343780), (20, 1040171890), (25, 832137512), (40, 520085945), (50, 416068756), (73, 284978600), (100, 208034378), (146, 142489300), (200, 104017189), (269, 77336200), (292, 71244650), (365, 56995720), (538, 38668100), (584, 35622325), (730, 28497860), (1076, 19334050), (1345, 15467240), (1460, 14248930), (1825, 11399144), (2152, 9667025), (2690, 7733620), (2920, 7124465), (3650, 5699572), (5297, 3927400), (5380, 3866810), (6725, 3093448), (7300, 2849786), (10594, 1963700), (10760, 1933405), (13450, 1546724), (14600, 1424893), (19637, 1059400), (21188, 981850), (26485, 785480), (26900, 773362), (39274, 529700), (42376, 490925), (52970, 392740), (53800, 386681), (78548, 264850), (98185, 211880), (105940, 196370), (132425, 157096)]