72545704

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 128

約数和(自身を含む): 182476800

約数和(自身を除く): 109931096

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 29, 31, 44, 56, 58, 62, 77, 88, 116, 124, 131, 154, 203, 217, 232, 248, 262, 308, 319, 341, 406, 434, 524, 616, 638, 682, 812, 868, 899, 917, 1048, 1276, 1364, 1441, 1624, 1736, 1798, 1834, 2233, 2387, 2552, 2728, 2882, 3596, 3668, 3799, 4061, 4466, 4774, 5764, 6293, 7192, 7336, 7598, 8122, 8932, 9548, 9889, 10087, 11528, 12586, 15196, 16244, 17864, 19096, 19778, 20174, 25172, 26593, 28427, 30392, 32488, 39556, 40348, 41789, 44671, 50344, 53186, 56854, 69223, 79112, 80696, 83578, 89342, 106372, 113708, 117769, 138446, 167156, 178684, 212744, 227416, 235538, 276892, 292523, 312697, 334312, 357368, 471076, 553784, 585046, 625394, 824383, 942152, 1170092, 1250788, 1295459, 1648766, 2340184, 2501576, 2590918, 3297532, 5181836, 6595064, 9068213, 10363672, 18136426, 36272852, 72545704]

約数ペア:

[(1, 72545704), (2, 36272852), (4, 18136426), (7, 10363672), (8, 9068213), (11, 6595064), (14, 5181836), (22, 3297532), (28, 2590918), (29, 2501576), (31, 2340184), (44, 1648766), (56, 1295459), (58, 1250788), (62, 1170092), (77, 942152), (88, 824383), (116, 625394), (124, 585046), (131, 553784), (154, 471076), (203, 357368), (217, 334312), (232, 312697), (248, 292523), (262, 276892), (308, 235538), (319, 227416), (341, 212744), (406, 178684), (434, 167156), (524, 138446), (616, 117769), (638, 113708), (682, 106372), (812, 89342), (868, 83578), (899, 80696), (917, 79112), (1048, 69223), (1276, 56854), (1364, 53186), (1441, 50344), (1624, 44671), (1736, 41789), (1798, 40348), (1834, 39556), (2233, 32488), (2387, 30392), (2552, 28427), (2728, 26593), (2882, 25172), (3596, 20174), (3668, 19778), (3799, 19096), (4061, 17864), (4466, 16244), (4774, 15196), (5764, 12586), (6293, 11528), (7192, 10087), (7336, 9889), (7598, 9548), (8122, 8932)]