201491630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 390168576

約数和(自身を除く): 188676946

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 83, 155, 166, 191, 205, 310, 382, 410, 415, 830, 955, 1271, 1910, 2542, 2573, 3403, 5146, 5921, 6355, 6806, 7831, 11842, 12710, 12865, 15662, 15853, 17015, 25730, 29605, 31706, 34030, 39155, 59210, 78310, 79265, 105493, 158530, 210986, 242761, 485522, 491443, 527465, 649973, 982886, 1054930, 1213805, 1299946, 2427610, 2457215, 3249865, 4914430, 6499730, 20149163, 40298326, 100745815, 201491630]

約数ペア:

[(1, 201491630), (2, 100745815), (5, 40298326), (10, 20149163), (31, 6499730), (41, 4914430), (62, 3249865), (82, 2457215), (83, 2427610), (155, 1299946), (166, 1213805), (191, 1054930), (205, 982886), (310, 649973), (382, 527465), (410, 491443), (415, 485522), (830, 242761), (955, 210986), (1271, 158530), (1910, 105493), (2542, 79265), (2573, 78310), (3403, 59210), (5146, 39155), (5921, 34030), (6355, 31706), (6806, 29605), (7831, 25730), (11842, 17015), (12710, 15853), (12865, 15662)]