65879520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{2801}}^1$

素因数の和:2833

約数の個数: 144

約数和(自身を含む): 241487568

約数和(自身を除く): 175608048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2801, 2940, 3360, 3920, 4704, 5602, 5880, 7840, 8403, 11204, 11760, 14005, 16806, 19607, 22408, 23520, 28010, 33612, 39214, 42015, 44816, 56020, 58821, 67224, 78428, 84030, 89632, 98035, 112040, 117642, 134448, 137249, 156856, 168060, 196070, 224080, 235284, 268896, 274498, 294105, 313712, 336120, 392140, 411747, 448160, 470568, 548996, 588210, 627424, 672240, 686245, 784280, 823494, 941136, 1097992, 1176420, 1344480, 1372490, 1568560, 1646988, 1882272, 2058735, 2195984, 2352840, 2744980, 3137120, 3293976, 4117470, 4391968, 4705680, 5489960, 6587952, 8234940, 9411360, 10979920, 13175904, 16469880, 21959840, 32939760, 65879520]

約数ペア:

[(1, 65879520), (2, 32939760), (3, 21959840), (4, 16469880), (5, 13175904), (6, 10979920), (7, 9411360), (8, 8234940), (10, 6587952), (12, 5489960), (14, 4705680), (15, 4391968), (16, 4117470), (20, 3293976), (21, 3137120), (24, 2744980), (28, 2352840), (30, 2195984), (32, 2058735), (35, 1882272), (40, 1646988), (42, 1568560), (48, 1372490), (49, 1344480), (56, 1176420), (60, 1097992), (70, 941136), (80, 823494), (84, 784280), (96, 686245), (98, 672240), (105, 627424), (112, 588210), (120, 548996), (140, 470568), (147, 448160), (160, 411747), (168, 392140), (196, 336120), (210, 313712), (224, 294105), (240, 274498), (245, 268896), (280, 235284), (294, 224080), (336, 196070), (392, 168060), (420, 156856), (480, 137249), (490, 134448), (560, 117642), (588, 112040), (672, 98035), (735, 89632), (784, 84030), (840, 78428), (980, 67224), (1120, 58821), (1176, 56020), (1470, 44816), (1568, 42015), (1680, 39214), (1960, 33612), (2352, 28010), (2801, 23520), (2940, 22408), (3360, 19607), (3920, 16806), (4704, 14005), (5602, 11760), (5880, 11204), (7840, 8403)]