155639984

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{509}}^1\times {\mathrm{659}}^1$

素因数の和:1205

約数の個数: 40

約数和(自身を含む): 313038000

約数和(自身を除く): 157398016

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 509, 659, 1018, 1318, 2036, 2636, 4072, 5272, 8144, 10544, 14761, 19111, 29522, 38222, 59044, 76444, 118088, 152888, 236176, 305776, 335431, 670862, 1341724, 2683448, 5366896, 9727499, 19454998, 38909996, 77819992, 155639984]

約数ペア:

[(1, 155639984), (2, 77819992), (4, 38909996), (8, 19454998), (16, 9727499), (29, 5366896), (58, 2683448), (116, 1341724), (232, 670862), (464, 335431), (509, 305776), (659, 236176), (1018, 152888), (1318, 118088), (2036, 76444), (2636, 59044), (4072, 38222), (5272, 29522), (8144, 19111), (10544, 14761)]