200193040

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{907}}^1$

素因数の和:1040

約数の個数: 80

約数和(自身を含む): 486397440

約数和(自身を除く): 286204400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 89, 124, 155, 178, 248, 310, 356, 445, 496, 620, 712, 890, 907, 1240, 1424, 1780, 1814, 2480, 2759, 3560, 3628, 4535, 5518, 7120, 7256, 9070, 11036, 13795, 14512, 18140, 22072, 27590, 28117, 36280, 44144, 55180, 56234, 72560, 80723, 110360, 112468, 140585, 161446, 220720, 224936, 281170, 322892, 403615, 449872, 562340, 645784, 807230, 1124680, 1291568, 1614460, 2249360, 2502413, 3228920, 5004826, 6457840, 10009652, 12512065, 20019304, 25024130, 40038608, 50048260, 100096520, 200193040]

約数ペア:

[(1, 200193040), (2, 100096520), (4, 50048260), (5, 40038608), (8, 25024130), (10, 20019304), (16, 12512065), (20, 10009652), (31, 6457840), (40, 5004826), (62, 3228920), (80, 2502413), (89, 2249360), (124, 1614460), (155, 1291568), (178, 1124680), (248, 807230), (310, 645784), (356, 562340), (445, 449872), (496, 403615), (620, 322892), (712, 281170), (890, 224936), (907, 220720), (1240, 161446), (1424, 140585), (1780, 112468), (1814, 110360), (2480, 80723), (2759, 72560), (3560, 56234), (3628, 55180), (4535, 44144), (5518, 36280), (7120, 28117), (7256, 27590), (9070, 22072), (11036, 18140), (13795, 14512)]