121990580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4799}}^1$

素因数の和:4880

約数の個数: 48

約数和(自身を含む): 270950400

約数和(自身を除く): 148959820

約数列:

[1, 2, 4, 5, 10, 20, 31, 41, 62, 82, 124, 155, 164, 205, 310, 410, 620, 820, 1271, 2542, 4799, 5084, 6355, 9598, 12710, 19196, 23995, 25420, 47990, 95980, 148769, 196759, 297538, 393518, 595076, 743845, 787036, 983795, 1487690, 1967590, 2975380, 3935180, 6099529, 12199058, 24398116, 30497645, 60995290, 121990580]

約数ペア:

[(1, 121990580), (2, 60995290), (4, 30497645), (5, 24398116), (10, 12199058), (20, 6099529), (31, 3935180), (41, 2975380), (62, 1967590), (82, 1487690), (124, 983795), (155, 787036), (164, 743845), (205, 595076), (310, 393518), (410, 297538), (620, 196759), (820, 148769), (1271, 95980), (2542, 47990), (4799, 25420), (5084, 23995), (6355, 19196), (9598, 12710)]