73981280

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{461}}^1$

素因数の和:552

約数の個数: 96

約数和(自身を含む): 188606880

約数和(自身を除く): 114625600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 59, 68, 80, 85, 118, 136, 160, 170, 236, 272, 295, 340, 461, 472, 544, 590, 680, 922, 944, 1003, 1180, 1360, 1844, 1888, 2006, 2305, 2360, 2720, 3688, 4012, 4610, 4720, 5015, 7376, 7837, 8024, 9220, 9440, 10030, 14752, 15674, 16048, 18440, 20060, 27199, 31348, 32096, 36880, 39185, 40120, 54398, 62696, 73760, 78370, 80240, 108796, 125392, 135995, 156740, 160480, 217592, 250784, 271990, 313480, 435184, 462383, 543980, 626960, 870368, 924766, 1087960, 1253920, 1849532, 2175920, 2311915, 3699064, 4351840, 4623830, 7398128, 9247660, 14796256, 18495320, 36990640, 73981280]

約数ペア:

[(1, 73981280), (2, 36990640), (4, 18495320), (5, 14796256), (8, 9247660), (10, 7398128), (16, 4623830), (17, 4351840), (20, 3699064), (32, 2311915), (34, 2175920), (40, 1849532), (59, 1253920), (68, 1087960), (80, 924766), (85, 870368), (118, 626960), (136, 543980), (160, 462383), (170, 435184), (236, 313480), (272, 271990), (295, 250784), (340, 217592), (461, 160480), (472, 156740), (544, 135995), (590, 125392), (680, 108796), (922, 80240), (944, 78370), (1003, 73760), (1180, 62696), (1360, 54398), (1844, 40120), (1888, 39185), (2006, 36880), (2305, 32096), (2360, 31348), (2720, 27199), (3688, 20060), (4012, 18440), (4610, 16048), (4720, 15674), (5015, 14752), (7376, 10030), (7837, 9440), (8024, 9220)]