101687440

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:488

約数の個数: 80

約数和(自身を含む): 246698496

約数和(自身を除く): 145011056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 131, 155, 248, 262, 310, 313, 496, 524, 620, 626, 655, 1048, 1240, 1252, 1310, 1565, 2096, 2480, 2504, 2620, 3130, 4061, 5008, 5240, 6260, 8122, 9703, 10480, 12520, 16244, 19406, 20305, 25040, 32488, 38812, 40610, 41003, 48515, 64976, 77624, 81220, 82006, 97030, 155248, 162440, 164012, 194060, 205015, 324880, 328024, 388120, 410030, 656048, 776240, 820060, 1271093, 1640120, 2542186, 3280240, 5084372, 6355465, 10168744, 12710930, 20337488, 25421860, 50843720, 101687440]

約数ペア:

[(1, 101687440), (2, 50843720), (4, 25421860), (5, 20337488), (8, 12710930), (10, 10168744), (16, 6355465), (20, 5084372), (31, 3280240), (40, 2542186), (62, 1640120), (80, 1271093), (124, 820060), (131, 776240), (155, 656048), (248, 410030), (262, 388120), (310, 328024), (313, 324880), (496, 205015), (524, 194060), (620, 164012), (626, 162440), (655, 155248), (1048, 97030), (1240, 82006), (1252, 81220), (1310, 77624), (1565, 64976), (2096, 48515), (2480, 41003), (2504, 40610), (2620, 38812), (3130, 32488), (4061, 25040), (5008, 20305), (5240, 19406), (6260, 16244), (8122, 12520), (9703, 10480)]