50872780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:144

約数の個数: 144

約数和(自身を含む): 135366336

約数和(自身を除く): 84493556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 37, 46, 49, 61, 70, 74, 92, 98, 115, 122, 140, 148, 161, 185, 196, 230, 244, 245, 259, 305, 322, 370, 427, 460, 490, 518, 610, 644, 740, 805, 851, 854, 980, 1036, 1127, 1220, 1295, 1403, 1610, 1702, 1708, 1813, 2135, 2254, 2257, 2590, 2806, 2989, 3220, 3404, 3626, 4255, 4270, 4508, 4514, 5180, 5612, 5635, 5957, 5978, 7015, 7252, 8510, 8540, 9028, 9065, 9821, 11270, 11285, 11914, 11956, 14030, 14945, 15799, 17020, 18130, 19642, 22540, 22570, 23828, 28060, 29785, 29890, 31598, 36260, 39284, 41699, 45140, 49105, 51911, 59570, 59780, 63196, 68747, 78995, 83398, 98210, 103822, 110593, 119140, 137494, 157990, 166796, 196420, 207644, 208495, 221186, 259555, 274988, 315980, 343735, 363377, 416990, 442372, 519110, 552965, 687470, 726754, 833980, 1038220, 1105930, 1374940, 1453508, 1816885, 2211860, 2543639, 3633770, 5087278, 7267540, 10174556, 12718195, 25436390, 50872780]

約数ペア:

[(1, 50872780), (2, 25436390), (4, 12718195), (5, 10174556), (7, 7267540), (10, 5087278), (14, 3633770), (20, 2543639), (23, 2211860), (28, 1816885), (35, 1453508), (37, 1374940), (46, 1105930), (49, 1038220), (61, 833980), (70, 726754), (74, 687470), (92, 552965), (98, 519110), (115, 442372), (122, 416990), (140, 363377), (148, 343735), (161, 315980), (185, 274988), (196, 259555), (230, 221186), (244, 208495), (245, 207644), (259, 196420), (305, 166796), (322, 157990), (370, 137494), (427, 119140), (460, 110593), (490, 103822), (518, 98210), (610, 83398), (644, 78995), (740, 68747), (805, 63196), (851, 59780), (854, 59570), (980, 51911), (1036, 49105), (1127, 45140), (1220, 41699), (1295, 39284), (1403, 36260), (1610, 31598), (1702, 29890), (1708, 29785), (1813, 28060), (2135, 23828), (2254, 22570), (2257, 22540), (2590, 19642), (2806, 18130), (2989, 17020), (3220, 15799), (3404, 14945), (3626, 14030), (4255, 11956), (4270, 11914), (4508, 11285), (4514, 11270), (5180, 9821), (5612, 9065), (5635, 9028), (5957, 8540), (5978, 8510), (7015, 7252)]