133779460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4421}}^1$

素因数の和:4536

約数の個数: 48

約数和(自身を含む): 300872880

約数和(自身を除く): 167093420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 89, 170, 178, 340, 356, 445, 890, 1513, 1780, 3026, 4421, 6052, 7565, 8842, 15130, 17684, 22105, 30260, 44210, 75157, 88420, 150314, 300628, 375785, 393469, 751570, 786938, 1503140, 1573876, 1967345, 3934690, 6688973, 7869380, 13377946, 26755892, 33444865, 66889730, 133779460]

約数ペア:

[(1, 133779460), (2, 66889730), (4, 33444865), (5, 26755892), (10, 13377946), (17, 7869380), (20, 6688973), (34, 3934690), (68, 1967345), (85, 1573876), (89, 1503140), (170, 786938), (178, 751570), (340, 393469), (356, 375785), (445, 300628), (890, 150314), (1513, 88420), (1780, 75157), (3026, 44210), (4421, 30260), (6052, 22105), (7565, 17684), (8842, 15130)]