61777100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 170989056

約数和(自身を除く): 109211956

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 70, 71, 77, 100, 110, 113, 140, 142, 154, 175, 220, 226, 275, 284, 308, 350, 355, 385, 452, 497, 550, 565, 700, 710, 770, 781, 791, 994, 1100, 1130, 1243, 1420, 1540, 1562, 1582, 1775, 1925, 1988, 2260, 2485, 2486, 2825, 3124, 3164, 3550, 3850, 3905, 3955, 4970, 4972, 5467, 5650, 6215, 7100, 7700, 7810, 7910, 8023, 8701, 9940, 10934, 11300, 12425, 12430, 15620, 15820, 16046, 17402, 19525, 19775, 21868, 24850, 24860, 27335, 31075, 32092, 34804, 39050, 39550, 40115, 43505, 49700, 54670, 56161, 62150, 78100, 79100, 80230, 87010, 88253, 109340, 112322, 124300, 136675, 160460, 174020, 176506, 200575, 217525, 224644, 273350, 280805, 353012, 401150, 435050, 441265, 546700, 561610, 617771, 802300, 870100, 882530, 1123220, 1235542, 1404025, 1765060, 2206325, 2471084, 2808050, 3088855, 4412650, 5616100, 6177710, 8825300, 12355420, 15444275, 30888550, 61777100]

約数ペア:

[(1, 61777100), (2, 30888550), (4, 15444275), (5, 12355420), (7, 8825300), (10, 6177710), (11, 5616100), (14, 4412650), (20, 3088855), (22, 2808050), (25, 2471084), (28, 2206325), (35, 1765060), (44, 1404025), (50, 1235542), (55, 1123220), (70, 882530), (71, 870100), (77, 802300), (100, 617771), (110, 561610), (113, 546700), (140, 441265), (142, 435050), (154, 401150), (175, 353012), (220, 280805), (226, 273350), (275, 224644), (284, 217525), (308, 200575), (350, 176506), (355, 174020), (385, 160460), (452, 136675), (497, 124300), (550, 112322), (565, 109340), (700, 88253), (710, 87010), (770, 80230), (781, 79100), (791, 78100), (994, 62150), (1100, 56161), (1130, 54670), (1243, 49700), (1420, 43505), (1540, 40115), (1562, 39550), (1582, 39050), (1775, 34804), (1925, 32092), (1988, 31075), (2260, 27335), (2485, 24860), (2486, 24850), (2825, 21868), (3124, 19775), (3164, 19525), (3550, 17402), (3850, 16046), (3905, 15820), (3955, 15620), (4970, 12430), (4972, 12425), (5467, 11300), (5650, 10934), (6215, 9940), (7100, 8701), (7700, 8023), (7810, 7910)]