About the Number

104990640

104990639 ← → 104990641

2進数表記:110010000100000011110110000

漢数字表記:一億四百九十九万六百四十

素因数分解:

2 4 × 3 1 × 5 1 × 17 1 × 25733 1

素因数の和:25766
約数の個数: 80
約数和(自身を含む): 344629728
約数和(自身を除く): 239639088

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 25733, 51466, 77199, 102932, 128665, 154398, 205864, 257330, 308796, 385995, 411728, 437461, 514660, 617592, 771990, 874922, 1029320, 1235184, 1312383, 1543980, 1749844, 2058640, 2187305, 2624766, 3087960, 3499688, 4374610, 5249532, 6175920, 6561915, 6999376, 8749220, 10499064, 13123830, 17498440, 20998128, 26247660, 34996880, 52495320, 104990640]

約数ペア:
[(1, 104990640), (2, 52495320), (3, 34996880), (4, 26247660), (5, 20998128), (6, 17498440), (8, 13123830), (10, 10499064), (12, 8749220), (15, 6999376), (16, 6561915), (17, 6175920), (20, 5249532), (24, 4374610), (30, 3499688), (34, 3087960), (40, 2624766), (48, 2187305), (51, 2058640), (60, 1749844), (68, 1543980), (80, 1312383), (85, 1235184), (102, 1029320), (120, 874922), (136, 771990), (170, 617592), (204, 514660), (240, 437461), (255, 411728), (272, 385995), (340, 308796), (408, 257330), (510, 205864), (680, 154398), (816, 128665), (1020, 102932), (1360, 77199), (2040, 51466), (4080, 25733)]

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