64965628640

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1190719}}^1$

素因数の和:1190776

約数の個数: 96

約数和(自身を含む): 172835389440

約数和(自身を除く): 107869760800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 80, 88, 110, 124, 155, 160, 176, 220, 248, 310, 341, 352, 440, 496, 620, 682, 880, 992, 1240, 1364, 1705, 1760, 2480, 2728, 3410, 4960, 5456, 6820, 10912, 13640, 27280, 54560, 1190719, 2381438, 4762876, 5953595, 9525752, 11907190, 13097909, 19051504, 23814380, 26195818, 36912289, 38103008, 47628760, 52391636, 65489545, 73824578, 95257520, 104783272, 130979090, 147649156, 184561445, 190515040, 209566544, 261958180, 295298312, 369122890, 406035179, 419133088, 523916360, 590596624, 738245780, 812070358, 1047832720, 1181193248, 1476491560, 1624140716, 2030175895, 2095665440, 2952983120, 3248281432, 4060351790, 5905966240, 6496562864, 8120703580, 12993125728, 16241407160, 32482814320, 64965628640]

約数ペア:

[(1, 64965628640), (2, 32482814320), (4, 16241407160), (5, 12993125728), (8, 8120703580), (10, 6496562864), (11, 5905966240), (16, 4060351790), (20, 3248281432), (22, 2952983120), (31, 2095665440), (32, 2030175895), (40, 1624140716), (44, 1476491560), (55, 1181193248), (62, 1047832720), (80, 812070358), (88, 738245780), (110, 590596624), (124, 523916360), (155, 419133088), (160, 406035179), (176, 369122890), (220, 295298312), (248, 261958180), (310, 209566544), (341, 190515040), (352, 184561445), (440, 147649156), (496, 130979090), (620, 104783272), (682, 95257520), (880, 73824578), (992, 65489545), (1240, 52391636), (1364, 47628760), (1705, 38103008), (1760, 36912289), (2480, 26195818), (2728, 23814380), (3410, 19051504), (4960, 13097909), (5456, 11907190), (6820, 9525752), (10912, 5953595), (13640, 4762876), (27280, 2381438), (54560, 1190719)]