80020290

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{823}}^1$

素因数の和:1303

約数の個数: 64

約数和(自身を含む): 220225536

約数和(自身を除く): 140205246

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 463, 823, 926, 1389, 1646, 2315, 2469, 2778, 3241, 4115, 4630, 4938, 5761, 6482, 6945, 8230, 9723, 11522, 12345, 13890, 16205, 17283, 19446, 24690, 28805, 32410, 34566, 48615, 57610, 86415, 97230, 172830, 381049, 762098, 1143147, 1905245, 2286294, 2667343, 3810490, 5334686, 5715735, 8002029, 11431470, 13336715, 16004058, 26673430, 40010145, 80020290]

約数ペア:

[(1, 80020290), (2, 40010145), (3, 26673430), (5, 16004058), (6, 13336715), (7, 11431470), (10, 8002029), (14, 5715735), (15, 5334686), (21, 3810490), (30, 2667343), (35, 2286294), (42, 1905245), (70, 1143147), (105, 762098), (210, 381049), (463, 172830), (823, 97230), (926, 86415), (1389, 57610), (1646, 48615), (2315, 34566), (2469, 32410), (2778, 28805), (3241, 24690), (4115, 19446), (4630, 17283), (4938, 16205), (5761, 13890), (6482, 12345), (6945, 11522), (8230, 9723)]