20100708324

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{80909}}^1$

素因数の和:81089

約数の個数: 72

約数和(自身を含む): 52069792320

約数和(自身を除く): 31969083996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 103, 134, 201, 206, 268, 309, 402, 412, 603, 618, 804, 927, 1206, 1236, 1854, 2412, 3708, 6901, 13802, 20703, 27604, 41406, 62109, 80909, 82812, 124218, 161818, 242727, 248436, 323636, 485454, 728181, 970908, 1456362, 2912724, 5420903, 8333627, 10841806, 16262709, 16667254, 21683612, 25000881, 32525418, 33334508, 48788127, 50001762, 65050836, 75002643, 97576254, 100003524, 150005286, 195152508, 300010572, 558353009, 1116706018, 1675059027, 2233412036, 3350118054, 5025177081, 6700236108, 10050354162, 20100708324]

約数ペア:

[(1, 20100708324), (2, 10050354162), (3, 6700236108), (4, 5025177081), (6, 3350118054), (9, 2233412036), (12, 1675059027), (18, 1116706018), (36, 558353009), (67, 300010572), (103, 195152508), (134, 150005286), (201, 100003524), (206, 97576254), (268, 75002643), (309, 65050836), (402, 50001762), (412, 48788127), (603, 33334508), (618, 32525418), (804, 25000881), (927, 21683612), (1206, 16667254), (1236, 16262709), (1854, 10841806), (2412, 8333627), (3708, 5420903), (6901, 2912724), (13802, 1456362), (20703, 970908), (27604, 728181), (41406, 485454), (62109, 323636), (80909, 248436), (82812, 242727), (124218, 161818)]