78538096

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 209986560

約数和(自身を除く): 131448464

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 19, 26, 28, 34, 38, 52, 56, 68, 76, 91, 104, 112, 119, 133, 136, 152, 167, 182, 208, 221, 238, 247, 266, 272, 304, 323, 334, 364, 442, 476, 494, 532, 646, 668, 728, 884, 952, 988, 1064, 1169, 1292, 1336, 1456, 1547, 1729, 1768, 1904, 1976, 2128, 2171, 2261, 2338, 2584, 2672, 2839, 3094, 3173, 3458, 3536, 3952, 4199, 4342, 4522, 4676, 5168, 5678, 6188, 6346, 6916, 8398, 8684, 9044, 9352, 11356, 12376, 12692, 13832, 15197, 16796, 17368, 18088, 18704, 19873, 22211, 22712, 24752, 25384, 27664, 29393, 30394, 33592, 34736, 36176, 36907, 39746, 41249, 44422, 45424, 50768, 53941, 58786, 60788, 67184, 73814, 79492, 82498, 88844, 107882, 117572, 121576, 147628, 158984, 164996, 177688, 215764, 235144, 243152, 258349, 288743, 295256, 317968, 329992, 355376, 377587, 431528, 470288, 516698, 577486, 590512, 659984, 701233, 755174, 863056, 1033396, 1154972, 1402466, 1510348, 2066792, 2309944, 2804932, 3020696, 4133584, 4619888, 4908631, 5609864, 6041392, 9817262, 11219728, 19634524, 39269048, 78538096]

約数ペア:

[(1, 78538096), (2, 39269048), (4, 19634524), (7, 11219728), (8, 9817262), (13, 6041392), (14, 5609864), (16, 4908631), (17, 4619888), (19, 4133584), (26, 3020696), (28, 2804932), (34, 2309944), (38, 2066792), (52, 1510348), (56, 1402466), (68, 1154972), (76, 1033396), (91, 863056), (104, 755174), (112, 701233), (119, 659984), (133, 590512), (136, 577486), (152, 516698), (167, 470288), (182, 431528), (208, 377587), (221, 355376), (238, 329992), (247, 317968), (266, 295256), (272, 288743), (304, 258349), (323, 243152), (334, 235144), (364, 215764), (442, 177688), (476, 164996), (494, 158984), (532, 147628), (646, 121576), (668, 117572), (728, 107882), (884, 88844), (952, 82498), (988, 79492), (1064, 73814), (1169, 67184), (1292, 60788), (1336, 58786), (1456, 53941), (1547, 50768), (1729, 45424), (1768, 44422), (1904, 41249), (1976, 39746), (2128, 36907), (2171, 36176), (2261, 34736), (2338, 33592), (2584, 30394), (2672, 29393), (2839, 27664), (3094, 25384), (3173, 24752), (3458, 22712), (3536, 22211), (3952, 19873), (4199, 18704), (4342, 18088), (4522, 17368), (4676, 16796), (5168, 15197), (5678, 13832), (6188, 12692), (6346, 12376), (6916, 11356), (8398, 9352), (8684, 9044)]