8045562160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{22147}}^1$

素因数の和:22418

約数の個数: 80

約数和(自身を含む): 19773734400

約数和(自身を除く): 11728172240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 239, 304, 380, 478, 760, 956, 1195, 1520, 1912, 2390, 3824, 4541, 4780, 9082, 9560, 18164, 19120, 22147, 22705, 36328, 44294, 45410, 72656, 88588, 90820, 110735, 177176, 181640, 221470, 354352, 363280, 420793, 442940, 841586, 885880, 1683172, 1771760, 2103965, 3366344, 4207930, 5293133, 6732688, 8415860, 10586266, 16831720, 21172532, 26465665, 33663440, 42345064, 52931330, 84690128, 100569527, 105862660, 201139054, 211725320, 402278108, 423450640, 502847635, 804556216, 1005695270, 1609112432, 2011390540, 4022781080, 8045562160]

約数ペア:

[(1, 8045562160), (2, 4022781080), (4, 2011390540), (5, 1609112432), (8, 1005695270), (10, 804556216), (16, 502847635), (19, 423450640), (20, 402278108), (38, 211725320), (40, 201139054), (76, 105862660), (80, 100569527), (95, 84690128), (152, 52931330), (190, 42345064), (239, 33663440), (304, 26465665), (380, 21172532), (478, 16831720), (760, 10586266), (956, 8415860), (1195, 6732688), (1520, 5293133), (1912, 4207930), (2390, 3366344), (3824, 2103965), (4541, 1771760), (4780, 1683172), (9082, 885880), (9560, 841586), (18164, 442940), (19120, 420793), (22147, 363280), (22705, 354352), (36328, 221470), (44294, 181640), (45410, 177176), (72656, 110735), (88588, 90820)]